Product Review

Size chart:
S:length:5.9 inches/outer diameter:8.26 inches/width:1.57 inches.(suitable for kids)
M:length:6.69 inches/outer diameter:9.44 inches/width:2.16 inches.(suitable for women)
L:length:7.48 inches/outer diameter:11 inches/width:2.55 inches.(suitable for men)
Features:
1:Great for beginners or someone who want to swim faster.
2:Make you swim like a frog.
3:Increase resistance and improve technique.
4:5 finger Silica gel design.