Swimmersbest Power Bags Kick Resistance Socks Size:PB40 and 11-speed) and some single-speed

and 11-speed) and some single-speed models

colorfast and chlorine resistant

Anti-aging formula with powerful athletic benefits

Get it while you can

Navy/White (408)

Swimmersbest Power Bags Kick Resistance Socks Size:PB40 and 11-speed) and some single-speedUse with any drill, but excellent for your kick sets Fill with ping pong balls for more resistance Comfortable to wear and easy to use with a quick tightening strap. The closed bottom prevents the bag from riding up around the ankle Choose the PB25 for medium resistance, best suited for ages 11+ or the PB40 for medium hard resitance best suited for ages 13+ Use them as carry bags for your gear! Carry your equipment, wet suit, or towels to allow them