BLUE SEVENTY MEN’S SIZING CHART
SIZE XS SM SMT M MT ML L XL
HEIGHT (ft/in) 4’10” – 5′ 3″ 5’4″ – 5’7″ 5’6″ – 6’0″ 5’8″ – 6’1″ 5’11” – 6’2″ 5’11” – 6’3″ 5’11” – 6’4″ 6’0″ – 6’7″
WEIGHT (Ibs) 121 – 143 141 – 165 150 – 172 158 – 187 160 – 190 176 – 198 192 – 220 209+
BUILD extra small small small / tall medium medium / tall medium / large large extra large
HEIGHT (cm) 157 – 160 160 – 170 168 -182 172 – 184 180 – 188 182 – 190 184 – 194 185 – 200
WEIGHT (kg) 55 – 65 64 – 75 68 – 78 72 – 85 73 – 86 80 – 90 87 – 100 95+
BLUESEVENTY WOMEN’S SIZING CHART
SIZE WXS WS WMS WM WMA WML WL WLA WXLA
HEIGHT (ft/in) 4’7″ -5’1″ 4’10” – 5’3″ 5’0″ – 5’5″ 5’3″ – 5’9″ 5’3″ – 5’9″ 5’6″ – 5’11” 5’7″ – 6’0″ 5’7″ – 6’0″ 5’7″ -6’0″
WEIGHT (Ibs) 98 – 112 108 – 121 117 – 132 123 – 141 148 – 173 139 – 154 145 – 165 165 – 190 185+
BUILD extra small small medium / small medium medium / athena medium / large large large / athena extra large / athena
HEIGHT (cm) 139 – 155 147 – 160 152 – 165 160 – 175 160 – 175 167 – 180 169 – 182 169 – 182 169 — 182
WEIGHT (kg) 45 – 51 49 – 55 53 – 60 56 – 64 67 – 78 63 – 70 66 – 75 75 – 86 86+

Experienced competitve swimmers who want fitting suits should size down

BLUESEVENTY FEMALE NEROFIT SIZING CHART
SIZE 22 24 26 28 30 32 34 36
HEIGHT (ft/in) 5’2″ – 5’5″ 5’3″ – 5’8″ 5’4″ – 5’10” 5’6″ – 5’11” 5’7″ – 6’0″ 5’8″ + 5’10″+ 6’0″+
WEIGHT (Ibs) 101 – 119 115 – 130 125 – 140 135 – 150 145 – 160 155 – 170 170+ 170+
HEIGHT (cm) 159 – 165 160 – 173 163 – 180 167 – 180 170 – 183 173 – 183 180+ 183+
WEIGHT (kg) 46 – 54 52 – 59 57 – 63 61 – 68 66 – 73 70 – 77 77+ 77+

Experienced competitve swimmers who want fitting suits should size down. We’ve made choosing the right size suit for your child as easy as possible, so we have based sizing on age, average height and average weight.
If you child is well under or over average size then you’ll need to size up or down, but the vast majority of junior swimmers will be avle to wear the size based on their age

BLUESEVENTY KID FEMALE NEROFIT SIZING CHART
SIZE / AGE 6 8 10 12 14
HEIGHT (ft/in) 3’9″ 4’2″ 4’7″ 4’11” 5’3″
WEIGHT (Ibs) 42 52 68 80 92
HEIGHT (cm) 114 127 140 150 160
WEIGHT (kg) 19 23 31 36 42

Experienced competitve swimmers who want fitting suits should size down

BLUESEVENTY ADULT FEMALE NEROTX
SIZE 18 20 22 24 26 28 30 32 34
HEIGHT (ft/in) 4’9″ – 5’0″ 4’11” – 5’3″ 5’2″ – 5’5″ 5’3″ – 5’8″ 5’4″ – 5’10” 5’6″ – 5’11” 5’7″ – 6’0″ 5’8″ + 5’10″+
WEIGHT (Ibs) 99 – 110 105 – 115 101 – 119 115 – 130 125 – 140 135 – 150 145 – 160 155 – 170 170+
CHEST (in) 27 30 31 33 35 36 37 38 40
WAIST (in) 21 23 25 27 29 31 33 35 36
HEIGHT (cm) 143 – 151 151 – 161 159 – 165 160 – 173 163 – 180 167 – 180 170 – 183 173 – 183 180+
WEIGHT (kg) 34 – 42 41 – 48 46 – 54 52 – 59 57 – 63 61 – 68 66 – 73 70 – 77 77+
CHEST (cm) 69 76 79 84 89 91 94 97 101
WAIST (cm) 53 56 64 69 74 79 84 89 92
BLUESEVENTY CORE SHORT SIZING CHART
SIZE XS S M L XL
WAIST (in) 28″ 30″ 32″ 34″ 36″
WAIST (cm) 68 – 72 73 – 76 77 – 82 83 – 87 88 – 96

Experienced competitve swimmers who want fitting suits should size down

BLUESEVENTY ADULT MEN NEROTX SIZING CHART
SIZE 18 20 22 24 26 28 30 32 34
HEIGHT (ft/in) 4’9″ – 5’0″ 4’11” – 5’3″ 5’1″ – 5’5″ 5’4″ – 5’9″ 5’6″ – 5’11” 5’10” – 6″4″ 6’0″ – 6’5″ 6’1″ – 6’7″ 6’2″+
WEIGHT (Ibs) 85 – 100 95 – 110 105 – 130 125 – 160 155 – 185 175 – 205 195 – 225 215 – 235 225+
WAIST (in) 22 23 25 27 29 31 33 35 37
HEIGHT (cm) 144 – 152 150 – 160 155 – 165 163 – 175 168 – 180 178 – 193 183 – 195 186 – 201 188+
WEIGHT (kg) 34 – 42 41 – 48 46 – 54 52 – 59 57 – 63 61 – 68 66 – 73 70 – 77 77+
WAIST (cm) 56 60 64 69 74 79 84 89 94

Experienced competitve swimmers who want fitting suits should size down. We’ve made choosing the right size suit for your child as easy as possible, so we have based sizing on age, average height and average weight.
If you child is well under or over average size then you’ll need to size up or down, but the vast majority of junior swimmers will be avle to wear the size based on their age

BLUESEVENTY KID MALE NEROFIT
SIZE / AGE 6 8 10 12 14
HEIGHT (ft/in) 3’9″ 4’3″ 4’7″ 4’11” 5’2″
WEIGHT (Ibs) 42 48 65 85 92
HEIGHT (cm) 114 130 140 150 162
WEIGHT (kg) 19 22 30 39 50

Experienced competitve swimmers who want fitting suits should size down

BLUESEVENTY ADULT MALE NEROFIT
SIZE 22 24 26 28 30 32 34 36
HEIGHT (ft/in) 5’1″ – 5’5″ 5’4″ – 5’9″ 5’6″ – 5’11” 5’10” – 6’4″ 6’0″ – 6’5″ 6’1″ – 6’7″ 6’2″+ 6’4″+
WEIGHT (Ibs) 105 – 130 125 – 160 155 – 185 175 – 205 195 – 225 215 – 235 225+ 235+
HEIGHT (cm) 155 – 165 163 – 175 168 – 180 178 – 193 183 – 195 186 – 201 188+ 188+
WEIGHT (kg) 48 – 59 57 – 73 71 – 86 82 – 93 89 – 102 98 – 107 103+ 103+
BLUESEVENTY SKULL CAP SIZING CHART
SIZE: HEAD CIRCUMFERENCE S M L
IMPERIAL (in) up to 22″ 22″ – 24″ over 24″
METRIC (cm) up to 55cm 55 – 61cm over 61cm
BLUESEVENTY NEOPRENE SOCK
SIZE S L
IMPERIAL (in) size 35 – 41 size 42 and over
BLUESEVENTY MEN’S SWIMSKINS
SIZE XS SM M ML L XL
HEIGHT (ft/in) 4’10” – 5′ 4″ 5’4″ – 5’9″ 5’8″ – 6’1″ 5’11” – 6’3″ 6’0″ – 6’4″ 6’0″ – 6’6″
WEIGHT (Ibs) 121 – 143 141 – 165 162 – 187 180 – 198 192 – 220 209+
BUILD extra small small medium medium / large large extra large
HEIGHT (cm) 147 – 160 160 – 170 172 – 184 180 – 190 183 – 194 185 – 200
WEIGHT (kg) 55 – 65 65 – 75 74 – 85 82 – 90 88 – 98 96+
BLUESEVENTY WOMEN’S SWIMSKINS SIZING CHART
SIZE WXS WS WMS WM WML WL
HEIGHT (ft/in) 4’7″ -5’4″ 4’10” – 5’3″ 5’0″ – 5’5″ 5’3″ – 5’9″ 5’6″ – 5’11” 5’7″ – 6’0″
WEIGHT (Ibs) 98 – 112 108 – 121 117 – 132 123 – 141 139 – 154 145 – 165
BUILD extra small small medium / small medium medium / large large
HEIGHT (cm) 139 – 155 147 – 160 152 – 165 160 – 175 167 – 180 169 – 182
WEIGHT (kg) 45 – 51 49 – 55 53 – 60 56 – 64 63 – 70 66 – 75
ORCA WOMEN’S SIZING CHART
SIZE XXS XS S M L XL
CHEST (in) 25 – 30 31 – 33 33 – 35 35 – 37 37 – 39 39 – 41
HEIGHT (ft/in) 4’5″ – 4’7″ 4’9″ – 5’3″ 5’3″ – 5’6″ 5’5″ – 5’10” 5’10” – 6’1″ 5’8″ – 6’2″
WEIGHT (Ibs) 70 – 99 101 – 116 118 – 134 132 – 147 145 – 163 160 – 173
BODY TYPE XXS – YOUTH XS – SMALL SMALL / MEDIUM MEDIUM LARGE EXTRA LARGE
CHEST (cm) 65 – 77 78 – 83 83 –  89 89 – 94 94 – 99 99 – 104
HEIGHT (cm) 138 – 143 144 – 160 157 – 167 165 – 177 170 – 185 177 – 189
WEIGHT (kg) 32 – 45 46 – 53 54 – 61 60 – 67 66 – 74 73 – 79
ORCA MEN’S SIZING CHART
SIZE 2 3 4 5 6 MT 7 8 9 10 11
CHEST (in) 29 – 31 31 – 34 33 – 36 35 – 37 37 – 39 37 – 39 38 – 41 41 – 43 43 – 44 45 – 49 49 – 53
HEIGHT (ft/in) 4’7″ – 4’9″ 4’9″ – 5’2″ 5’2″ – 5’7″ 5’4″ – 5’8″ 5’6″ – 5’9″ 5’10” – 6’2″ 5’8″ – 6’1″ 5’11” – 6’2″ 6’1″ – 6’4″ 6’3″ – 6’5″ 6’4″ – 6’6″
WEIGHT (Ibs) 77 – 88 88 – 121 121 – 134 134 – 145 147 – 162 149 – 167 165 – 180 180 – 196 196 -213 215 – 233 235+
BODY TYPE XXXS – YOUTH XXS – YOUTH XS – SMALL SMALL MEDIUM medium / tall medium / large LARGE / TALL LARGE / BROAD CHEST XL / BROAD CHEST XXL / BROAD CHEST
CHEST (cm) 75 – 80 80 – 86 85 – 91 90 – 95 95 – 99 95 – 99 38 – 41 41 – 43 43 – 44 45 – 49 49 – 53
HEIGHT (cm) 145 – 150 150 – 160 157 – 170 162 – 172 167 – 175 177 – 190 173 – 185 180 – 188 185 – 193 190 – 196 193 – 200
WEIGHT (kg) 35 – 40 40 – 55 56 – 61 61 – 66 67 – 74 68 – 76 75 – 82 82 – 89 89 – 97 98 – 109 107+
ORCA SWIM SIZE GUIDE – UNISEX
SWIM CAP SIZE HEAD CIRCUMFERENCE HEAD LENGTH
INCH. CM. INCH CM.
S/M 29.9 – 22.8 53 – 58 13.4 – 15.4 34 – 39
L/XL 21.7 – 23.6 55 – 60 14..2 – 16.5 36 – 42
2XU MEN’S SIZING CHART
SIZE X SMALL SMALL small / tall SMALL MEDIUM MEDIUM medium / tall MEDIUM / SOLID LARGE LARGE / TALL X LARGE XX LARGE XXX LARGE
HEIGHT (ft/in) 5’3″ – 5’9″ 5’3″ – 5’9″ 5’9″ – 6’0″ 5’5″ – 5’10” 5’7″ – 6’0″ 5’10” – 6’4″ 5’5″ – 5’9″ 5’9″ – 6’2″ 5’11” – 6’5″‘ 5’11” – 6’7″ 5’11” – 6’11” 5’11” – 6’11”
WEIGHT (Ibs) 128 – 150 139 – 154 141 – 159 150 – 165 159 – 176 163 – 183 172 – 194 187 – 207 185 – 207 203 – 243 231 – 265 265 – 298
HEIGHT (cm) 160 – 175 160 – 175 174 – 182 165 – 175 170 – 184 178 – 193 168 – 175 175 – 188 180 – 195 180 – 200 180 – 210 180 – 210
WEIGHT (kg) 58 – 68 63 – 70 64 – 72 68 – 75 72 – 80 74 – 83 78 – 88 85 – 94 84 – 94 92 – 110 105 – 150 120 – 135
2XU WOMEN’S SIZING CHART
SIZE X SMALL SMALL small / tall SMALL / MEDIUM MEDIUM LARGE X LARGE
HEIGHT (ft/in) 4’9″ – 5’3″ 4’11” – 5’5″ 5’4″ – 5’7″ 5’1″ – 5’9″ 5’3″ – 5’9″ 5’5″ – 5’11” 5’6″ – 6’1″
WEIGHT (Ibs) 88 – 110 104 – 126 104 – 132 121 – 146 141 – 159 150 – 176 168 – 194
HEIGHT (cm) 145 – 160 150 – 165 164 – 175 155 – 175 160 – 175 165 – 180 170 – 183
WEIGHT (kg) 40 – 50 47 – 57 47 – 60 55 – 66 64 – 72 68 – 80 76 – 88
ZONE3 MEN’S SIZING CHART
SIZE SMALL SMALL / MEDIUM MEDIUM medium / tall MEDIUM LARGE LARGE X LARGE XX LARGE
CHEST (in) 31 – 36 35 – 38 38 – 40 38 – 40 40 – 42 42 – 44 44 – 48 46 – 50
HEIGHT (ft/in) 5’4″ – 5’8″ 5’7″ – 5’10” 5’8″ – 6’0″ 5’9″ – 6’3″ 5’8″ – 6’2″ 5’10” – 6’3″ 6’0″ – 6’5″ 6’0″ – 6’5″
WEIGHT (Ibs) 121 – 143 136 – 154 150 – 163 150 – 172 165 – 180 180 – 198 202 – 220 213 – 253
CHEST (cm) 79 – 91 89 – 97 97 – 102 97 – 102 102 – 107 107 – 112 112 – 122 117 – 127
HEIGHT (cm) 163 – 173 170 – 178 173 – 183 175 – 191 173 – 188 178 – 191 183 – 196 183 – 196
WEIGHT (kg) 55 – 65 62 – 70 68 – 74 68 – 78 75 – 82 82 – 90 92 – 100 97 – 115
ZONE3 WOMEN’S SIZING CHART
SIZE X SMALL SMALL SMALL MEDIUM TALL SMALL MEDIUM LARGE X LARGER
CHEST (in) 31 – 33 33 – 35 36 – 38 33 – 36 35 – 37 37 – 39 39 – 42
HEIGHT (ft/in) 4’10” – 5’4″ 5’3″ – 5’6″ 5’2″ – 5’6″ 5’7″ – 6’0″ 5’5″ – 5’10” 5’6″ – 6’0″ 5’6″ – 6′ 6″
WEIGHT (Ibs) 101 – 117 119 – 134 132 – 154 119 – 141 132 – 147 150 – 172 161 – 183
CHEST (cm) 79 – 84 84 – 89 91 – 97 84 – 91 89 – 94 94 – 99 99 – 107
HEIGHT (cm) 147 – 163 160 – 168 157 – 168 170 – 183 165 – 178 168 – 183 168 – 198
WEIGHT (kg) 46 – 53 54 – 61 60 – 70 54 – 64 60 – 67 68 – 78 73 – 83
ZONE3 SWIM CAP SIZING CHART
SIZE: HEAD CIRCUMFERENCE SMALL MEDIUM LARGE
IMPERIAL (in)
METRIC (cm) <55 55 – 57 57+
ROCKET SCIENCE WOMEN’S SIZING CHART
SIZE X SMALL SMALL MEDIUM LARGE X LARGE XX LARGE
HEIGHT (ft/in) 4’8″ – 5’1″ 4’9″ – 5’4″ 5’0″ – 5’7″ 5’5″ – 5’11” 5’7″ – 6’1″ 5’7″ – 6’1″
WEIGHT (Ibs) 95 – 110 105 – 120 115 – 135 130 – 150 145 – 185 185+
HEIGHT (cm) 142 – 155 145 – 162 152 – 170 165 – 180 170 – 185 185+
WEIGHT (kg) 43 – 50 47 – 54 52 – 61 59 – 68 66 – 84 84+
ROCKET SCIENCE MEN’S SIZING CHART
SIZE X SMALL SMALL MEDIUM MEDIUM SHORT MEDIUM TALL LARGE LARGE SHORT LARGE TALL X LARGE XX LARGE
HEIGHT (ft/in) 4’8″ -5’5″ 5’2″ – 5’10” 5’7″ – 6’1″ 5’2″ – 5’10” 5’11” – 6’3″ 5’11” – 6’3″ 5’7″ – 6’1″ 6’0″ – 6’8″ 6’0″ – 6’8″ 6’0″ – 6’8″
WEIGHT (Ibs) 110 – 135 135 – 165 165 – 180 165 – 180 165 – 180 175 – 200 175 – 200 175 – 200 200+ 200+
HEIGHT (cm) 142 – 165 157 – 178 170 – 185 157 – 178 180 – 190 180 –  190 170 – 185 183 – 203 183 – 203 183 – 203
WEIGHT (kg) 50 – 61 61 – 75 75 – 82 75 – 82 75 – 82 80 -90 80 – 90 80 – 90 90+ 100+
MEN’S ULTRA SPEEDZOOT 2.O SIZING CHART
SIZE SMALL MEDIUM LARGE X – LARGE XX – LARGER
CHEST (in) 35 – 37 38 – 40 41 – 43 43 – 45 46+
WAIST (in) 28 – 30 32 – 34 34 – 36 36 – 38 38 – 40
HIP (in) 37 – 39 40 – 42 42 – 43.5 44 – 46 46+
CHEST (cm) 89 – 94 97 – 102 104 – 109 109 – 114 117
WAIST (cm) 71 – 76 81 – 86 86 – 91 91.5 – 96.5 96.5 – 101.5+
HIP (cm) 94 – 99 102 – 107 107 – 110 112 – 117 117+
WOMEN’S ULTRA SPEEDZOOT 2.O SIZING CHART
SIZE X – SMALL SMALL MEDIUM LARGE X – LARGE XX – LARGER
BUST (in) 30 – 33 33 – 35 35 – 37 38 – 40 41 – 43 43 – 45
WAIST (in) 24 – 25 25 – 27 28 – 30 31 – 33 33 – 38 37 – 39
HIP (in) 33 – 34 34 – 36 37 – 39 40 – 42 42 – 43.5 44 – 46
BUST (cm) 76 -84 84 – 89 89 – 94 97 – 102 104 – 109 109 – 114
WAIST (cm) 61 – 64 64 – 69 71 – 76 79 – 84 84 – 91 94 – 99
HIP (cm) 84 – 86 86 – 91 94 – 99 102 – 107 107 – 110 112 – 117
ZOOT MEN’S WETSUITS SIZING CHART
SIZE XSMALL SMALL SMALL TALL MEDIUM MEDIUM TALL MEDIUM LARGE LARGE XLARGE XXLARGE
HEIGHT (in) 5’3″ – 5’8″ 5’4″ – 5’9″ 5’8″ – 6’1″  5’8″ – 6’1″ 5’11” – 6’2″ 5’10” – 6’2″ 5’11” – 6’3″ 5’11” – 6’5″ 6′ – 6’6″+
CHEST (in) 36 – 37 38 – 39 38 – 39 40 – 41 40 – 41 42 – 43 43.5 – 45 45.5 – 47 47.5 – 48+
WEIGHT (lbs) 128 – 145 140 – 165 145 – 168 162 – 185 165 – 190 180 – 200 195 – 215 210 – 235 220 – 255
HEIGHT (cm) 160 – 173 163 – 175 173 – 180 173 – 180 180 – 188 178 – 188 180 – 190 180 – 196 183 – 198
CHEST (cm) 91 – 94 97 – 99 97 – 99 102 – 104 104 – 103 107 – 109 111 – 114 116 – 119 121 – 122+
WEIGHT (kg) 58 – 66 64 – 75 66 – 76 74 – 84 75 – 86 82 – 91 89 – 98 96 – 107 100 – 116
ZOOT WOMEN’S WETSUITS SIZING CHART
SIZE XSMALL SMALL SMALL TALL MEDIUM LARGE XLARGE
HEIGHT (in) 4’10” – 5’2″ 5’1″ – 5’6″ 5’6″ – 5’9″ 5’3″ – 5’9″ 5’5″ – 5’11” 5’6″ – 6′
CHEST (in) 28-32 30-34 30-34 33-36 35-38 39-42
WEIGHT (lbs) 90-105 105-120 110-130 118-137 135-160 155-175
HEIGHT (cm) 147-158 155-142 155-175 160-175 140-180 142-183
CHEST (cm) 71-81 76-86 76-86 86-91 89-97 99-107
WEIGHT (kg) 41-48 48-55 50-59 54-62 61-73 70-80
DE SOTO SIZING CHART
SIZE 1 2 3 4 5 6 7
HEIGHT (ft/in) 4’9″ – 5’3″ 5’2″ – 5’6″ 5’4″ – 5’8″  5’7″ – 5’10” 5’9″ – 6’4″ 6’0″ – 6’6″ 6’2″ – 6’8″
WEIGHT (lbs.) 90 – 105 105 – 125 125 – 150 150 – 165 165 – 190 190 – 220 220 – 265
MALE CHEST (in) 29 – 31 30 – 33 33 – 37 37 – 43 43 – 45 45 – 48 48 +
MALE WAIST (in) 27 or less 29 or less 31 or less 34 or less 36 or less 40 or less 40 +
MALE HIPS (in) 33 or less 35 or less 37 or less 39 or less 43 or less 47 or less 47 +
FEMALE BUST (in) 28 – 31 30 – 33 32 – 37 37 – 42 42 – 45 44 – 46 46 +
FEMALE WAIST (in) 26 or less 28 or less 30 or less 33 or less 36 or less 40 or less 41 +
FEMALE HIPS (in) 34 or less 36 or less 38 or less 40 or less 42 or less 44 or less 46 +