Parameters: Product name: Swimming power hand stroke palm Product brand: none Material: PC Weight: 0.05 kg Color: blue, black, orange, silver Size/size: M size/average size Features: 1. Enhance the stroke speed by increasing the stressed area when slapping 2. Swimming with various swimming styles: breaststroke, freestyle, snorkeling... 3, improve the human body coordination ability, quickly learn swimming skills 4, compact and light, not easy to fall off, easy to wear, easy to use 5, the use of high quality PC material, fast dry, long use does not deform, is a good partner on the way to learn swimming! 【 note 】 Use: Wear it and then use it Applicable people: beginners and people of all ages Scope of application: swimming, snorkeling, paddling Premium Quality: The swim hand paddles are made of PC Material, they are light weight, does not impose an additional burden on swimming. They are durable and not easy to bend, feel smooth. Ergonomic Design：Hand paddles with convex design, provides increased traction with the water. 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. Various Uses: Help you practice your swimming, like freestyle, backstroke, breaststroke and butterfly. Suitable for swimming beginners to improve swimming skills and enhance arm strength. SantTop Customers Services : If there is any dissatisfaction about the product, we promise full refund or a new replacement. Your satisfaction is the greatest affirmation to us!