Product description Scalloped Edges Scalloped edges create a smooth pulling trajectory. Drainage hole Flow holes improve the sensitivity of the hands in water Enhance upper body swimming strength and speed Reduce fatigue, help tone and strengthen muscles Elastic silicone band High-grade silicone material, Durable and high Elasticity Offer a comfortable fit Adjustable tightness The length of the shoulder strap adjusts the palm to the most comfortable state Suitable for all hand types With it, you will love swimming Perfect swimming aid kit Good for Children and old swimming Specifications: Material: PP + TPR Color: Blue Size: One size Weight: Approx. 140g About this item 🏊🏼【Lightweight & High Quality】The HacoFlash hand paddles for swimming are made of PC Material, they are light weight, does not impose an additional burden on swimming. Swimming hand paddles have many drainage holes and water channels, low-impact will allow you to build muscle safely. 🏊🏼【Adjustable Straps】Straps are made of silicone material, they won't hinder the blood flow in palm. The length of the shoulder strap adjusts the palm to the most comfortable state. Durable and pliable, can greatly improve the speed of swimming. 🏊🏼【Ergonomic Design】The swimming paddles for hands adopts an ergonomic design, and the right convex surface is just in line with the palm of the hand, which improves the comfort of the hand when swimming and also increases the traction of the water. 🏊🏼【Swimming Paddles Suitable for Everyone】Hand swimming paddles help to release more hand strength when you are swimming. Make swimming more labor-saving. Designed to suit everyone from juniors to adults, men to women, beginners to experienced swimmers. Suitable for a variety of posture: such as butterfly stroke, backstroke, breaststroke