Swim Sizing

Visit our FAQ page for more information about sizing.
Please email info@knightswim.com or DM us on Instagram with any sizing questions, we would be happy to help.

SWIM BOTTOMS

  • When selecting a size for bottoms, go by your waist size.
  • If you are between sizes, size up for a more high-waisted feel.
  • Iris is a micro bikini bottom, ideal for minimal tan lines. For more coverage, size up.
  • Each product page has specific sizing information for that product.
SIZE HIPS (in) WAIST (in)  PANT SIZE (US)
xs 30 - 34 22 - 24 0 - 2
s 34 - 36 25 - 27 4 - 6
m 36 - 38 28 - 32 6 - 8
l 38 - 40 33 - 37 8 - 10
xl 40 - 47 38 - 40 12 - 14
xxl 47 - 55 41 - 44 16 - 18


SWIM BOTTOMS (WITH TIE STRINGS)

  • Harley is a micro bikini bottom, ideal for minimal tan lines. For more coverage, size up.
  • If you are between sizes, size up.
SIZE   HIPS (in) WAIST (in)  PANT SIZE (US)
xs 26 - 32 22 - 24 00 - 2
s 32 - 36 25 - 27 4 - 6
m 36 - 38 28 - 32 6 - 8
l 38 - 40 33 - 37 8 - 10
xl 40 - 47 38 - 40 12 - 14
xxl 47 - 55 41 - 44 16 - 18


SWIM TOPS

  • When selecting a size for tops, go by your band size.
  • Blair tops fit like a tank top. If you have a larger cup size, size up.
  • Each product page has specific sizing information for that product.
SIZE CUP SIZE BAND SIZE (in)
xs aa - a 30 - 32+
s a, b, c 32 - 34+
m a, b, c, d 34 - 36+
l c, d, dd 36 - 38+
xl d, dd - f 38 - 40+
xxl d, dd - f 40 - 46+


SWIM TOPS (TIE STRINGS)

  • Harley is a micro bikini top, ideal for minimal tan lines. For more coverage, size up. The tie strings allow for a completely adjustable fit.
  • If you are between sizes or have a larger cup size, size up.
  • Go by your cup size when selecting a size for a tie string bikini.
SIZE CUP SIZE BAND SIZE (in)
xs aa - a 30 - 34+
s a 30 - 34+
m b, c 30 - 36+
l c, d 30 - 38+
xl d, dd 30 - 40+
xxl dd - f 30 - 46+


ONE PIECES

  • If you are between sizes, size up.
SIZE   BUST (in) WAIST (in)  PANT SIZE (US) DRESS SIZE (US)
xs  30 - 32 22 - 24 0 - 2 0 - 2
s 32 - 34 25 - 27 4 - 6 2 - 4
m 34 - 36 28 - 32 6 - 8 6 - 8
l 36 - 38 33 - 37 8 - 10 10-12
xl 38 - 40 38 - 40 12 - 14 14-16
xxl 40 - 46 41 - 44 16 - 18 16-18


MEN'S SWIM TRUNKS

  • If you are between sizes, size up.
  • Leg opening is approximate. Curve shorts will have more leg room than Traditional shorts.
SIZE    WAIST (in) INSEAM (in)  LEG OPENING (in)
s 29 - 32 5.5" 24" - 25"
m 30 - 34

5.5"
25" - 26"
l 34 - 38

5.5"
26" - 27"
xl 36 - 40

5.5"
27.5" - 28.5"
xxl 39 - 44

5.5"
28" - 30"