Size: 148mm diameter

Dimensions: 16cm x 5cm x 4cm

and quality materials

if fins feel loose on the foot

PVC Specs: 0

Speedo Fit Kit Jammer (50% Poly) YGroup_5671914668200 Size: 148mm diameterA tailored solution ensuring the perfect size for your team's individual swimsuits Highlights One (1) fit kit consists of all sizes of the same fabric and cut as your team suit Actual fit kit samples will vary in color and pattern from the images shown How to earn a free fit kit: 1. Choose your team suit. 2. Order a fit kit and find the correct size for each swimmer. 3. Sell 20+ units of your team's suit & the cost of the fit kit will be refunded.