All swim caps are measured flat and unstretched

Mask is ready to use with no need to assemble valve

Adjustable: Yes

Hinged cover that locks for secure storage

Product Weight: 20

FINIS Adult Pull Buoy YGroup_5671702495400 All swim caps are measuredDevelop upper body strength and proper alignment in the water during your workout with this Pull Buoy from FINIS. Holding the pull buoy between your legs to neutralize the kicking motion also allows you to concentrate on developing good form and arm stroke technique. Features Perfect for training. Adult sized pull buoy. For more information on pull buoys, read Swim Goggles Buying Guide