Dolfin Sizing Chart

MEN’S U.S.A 
COMPETITION SIZE 18 20 22 24 26 28 30 32 34 36 38 40 42 44
CHEST (IN) 24    26    28    30    32    34    36    38    40    42    44    46    48    50   
WAIST (IN) 20-22 22-24 24-25 25-26 26-28 28-30 30-32 32-34 34-36 36-38.5 38.5-41 41-43 43-45 45-47
HIP (IN) 24-26 26-28 28-30 30-32 32-33 33-35 35-37 37-39 39-41 41-43 43-45.5 45.5-48 48-50 50-52
SHORTS N/A N/A N/A XS XS S S M M L L XL XL XXL
MEN’S TRAINER 254TR S M L XL XXL
WAIST (IN) 30-32 32-34 34-36 36-38 38-40
TITANIUM 8152P 18 20 22 24 26 28 30 32 34
WAIST AT BELLY 23-24 24-26 26-28 28-30 30-32 32-34 34-36 36-38.5 38.5-41
BUTTON (IN)
HIP (IN) 29-30 30-32 32-33.5 33.5- 35-37 37-39 39-41 41-43 43- 45.5
35
WOMEN’S U.S.A 
COMPETITION 18 20 22 24 26 28 30 32 34 36 38 40 42 44 N/A N/A N/A N/A
SIZE
CHEST (IN) 19-20 20-22 22-24 24-26 26-28 28-30 30-32 32-34 34-36 36-38 38-40 40-42 42-44 44-46 46-48 48-50 50-52 52-54
WAIST AT 18-19 19-20 20-21 21-22 22-23 23-24 24-25 25-27 27-29 29-31 31-33 33-35 35-37 37-39 39-41.5 41.5-44 44-46.5 46.5-49
NARROWEST (IN)
HIP AT FULLEST 25-26 26-27 27-28 28-29 29-31 31-33 33-35 35-37 37-39 39-40.5 40.5-42 42-44 44-46 46-48 48-50 50-53 53-55 55-57
(IN)
TORSO (IN) N/A N/A 51 52.5 54 55.5 57 58.5 60 61.5 63 64.5 66 67.5 69 70.5 72 73.5
AQUASHAPE SIZE N/A N/A N/A N/A N/A 2 4 6 8 10 12 14 16 18 20 22 24 26
AQUASHAPE N/A N/A N/A XXS XXS XS S S M M L L XL XL 2X 2X 3X 3X
SEPARATES SIZ
BELLA’S SIZE N/A N/A N/A N/A XXS XXS XS S M L XL N/A N/A N/A N/A N/A N/A N/A
TITANIUM 7156P  18 20 22 24 24L 26 26L 28 28L 30 32 34
CHEST ACROSS 26-27 27-28 29-31 32-34 32-34 35-37 35-37 37-39 37-39 39-40 40-41 41-42
FULLEST (IN)
WAIST AT BELLY 21-22 22-24 25-27 28-29.5 28-29.5 30-31 30-31 31-33 31-33 33-34 34-35 35-36
BUTTON (IN)
HIP AT FULLEST N/A N/A N/A 35-36 35-36 36-37.5 36-37.5 39-40 39-40 40-41 41-42 42-43
(IN)
TORSO (IN) 56-58 58-60 61-63 64-66 65-67 65-67 66-68 66-68 67-69 67-69 68-70 69-71
  
YOUTH SIZES U.S.A 
GIRLS 8-16 U.S.A  8 10 12 14 16
CHEST (IN) 27 28.5 30 31.5 33.5
WAIST (IN) 24 25 26 28 30
HIP (IN) 28 30 32 34 36
LITTLE DOLFINS U.S.A
TODDLER-CHILD  2T 3T 4T 4 5 6 6X/7
CHEST (IN) 20 21 22 22 23 24.5 26
WAIST (IN) 19-19.5 20-20.5 21-21.5 22 22.5 23 23.5
SWIM DIAPER  LD122 S M L 2T 3T 4T
WEIGHT (LBS) 10-18lb 18-22lb 22-25lb 25-30lb 30-38lb 38-46lb