Sizing Center
General Sizing
Lycra Suit Size 22 24 26 28 30 32 34 36 38 40
Women's Size — — — — 5/6 7/8 9/10 11/12 13/14 15/16
Girl's Size 6 7 8 10 12 — — — — —
Girl's Chest 22 24 26 28 30 32 34 36 38 40
Girl's Waist 20 22 24 25 23 24 26 28 30 32
Girl's Hips 23.5 25 27.5 30 32 34 36 38 40 41
Male's Waist 22 24 26 28 30 32 34 36 38 —
Boy's Size 6 8 10/12 14/16 — — — — — —
Speedo Sizing
Lycra Suit Size 22 24 26 28 30 32 34 36 38 40
Women's Size — — — 1/2 3/4 5/6 7/8 9/10 11/12 13/14
Girl's Size 5 6 7/8 10 12 14 16 — — —
Girl's Chest 22 24 26 28 30 32 34 36 38 40
Girl's Waist 20 22 24 25 23 24 26 28 30 32
Girl's Hips 23.5 25 27.5 30 32 34 36 38 40 41
Male's Waist 22 24 26 28 30 32 34 36 38 —
Boy's Size 6 8 10/12 14/16 18/20 — — — — —
TYR Sizing
Lycra Suit Size 22 24 26 28 30 32 34 36 38 40
Women's Size — — — — 3/4 5/6 7/8 9/10 11/12 13/14
Girl's Size 6 7 8 10 12 — — — — —
Girl's Chest 22 24 26 28 30 32 34 36 38 40
Girl's Waist 20 22 24 25 23 24 26 28 30 32
Girl's Hips 23.5 25 27.5 30 32 34 36 38 40 41
Male's Waist 22 24 26 28 30 32 34 36 38 —
Boy's Size 6 8 10/12 14/16 — — — — — —
Nike Sizing
Lycra Suit Size 22 24 26 28 30 32 34 36 38 40
Women's Size — — — — 5/6 7/8 9/10 11/12 13/14 15/16
Girl's Size 6 7 8 10 12 — — — — —
Girl's Chest 22 24 26 28 30 32 34 36 38 40
Girl's Waist 20 22 24 25 23 24 26 28 30 32
Girl's Hips 23.5 25 27.5 30 32 34 36 38 40 41
Male's Waist 22 24 26 28 30 32 34 36 38 —
Boy's Size 6 8 10/12 14/16 — — — — — —
Dolfin Sizing
Lycra Suit Size 22 24 26 28 30 32 34 36 38 40
Women's Size — — — — 5/6 7/8 9/10 11/12 13/14 15/16
Girl's Size 6 7 8 10 12 — — — — —
Girl's Chest 22 24 26 28 30 32 34 36 38 40
Girl's Waist 20 22 24 25 23 24 26 28 30 32
Girl's Hips 23.5 25 27.5 30 32 34 36 38 40 41
Male's Waist 22 24 26 28 30 32 34 36 38 —
Boy's Size 6 8 10/12 14/16 — — — — — —