The International Size Reference Guide

Swim Caps Size Chart

Swim Caps are useful. But make sure to get the right size. Otherwise they can be quite uncomfortable. Let us help you...

How to Measure Swim Cap Size

Ear-to-ear Measurement: Use a flexible measuring tape and measure from ear lob to ear lob over the head.

Head Circumference: Measure circumference around the head with a flexible measuring tape at the fullest point of head.

Swim Cap Size Chart, Adult (Unisex)

Swim Cap Size Chart

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S

Head Circumference: 20-21.9 inches, 51-55.9 cm Ear lob to ear lob: 12.25 - 13.75 inches, 31 - 34.9 cm

M

Head Circumference: 22 - 23.5 inches, 56 - 59.9 cm Ear lob to ear lob: 13.75 - 15.4 inches, 35 - 38.9 cm

L

Head Circumference: 23.6 - 24.8 Inches, 60 - 63 CM Ear lob to ear lob: 15.4 - 16.5 inches, 39 - 42 cm

Swim Cap Tips & Tricks...

Got any tips, tricks or questions about swim caps or swim cap sizing? Experiences? Or maybe a question? Let us hear. Thanks!