HIGH QUALITY MATERIALS - Our swimming hand boards are made of high quality plastic which is comfortable to touch and lightweight for easy portability. Four colors for you to choose: blue, orange, black, silver gray. Suitable for swimming, diving, snorkeling, etc. Ergonomic Design - The middle part of the paddle is slightly raised for a better fit in your palm. Non-slip design, some parts are frosted to increase grip. This hand paddle will be your perfect swimming partner! It will improve your swimming skills. STRENGTH TRAINING - This swimming training aid increases resistance, with holes of different sizes and shapes distributed in different parts of this paddle, it also reduces some water resistance, so it helps build muscles safely and strengthens you back, chest, shoulders and arm muscles. Increase swimming speed. This is a great swimming accessory. Adjustable Shoulder Straps - The adjustable shoulder straps make this paddle suitable for different sized hands and have a secure fit. Suitable for most people, adults, children, children, women, men, boys and girls. IDEAL GIFT - The perfect gift for family and friends, swimmers, beginners and skilled swimmers. Size 13.6X19.5CM, suitable for indoor swimming pools and outdoor water training of various swimming styles. Suitable for swimming, diving, snorkeling, etc. Non-slip design, some parts are frosted to increase grip. This hand paddle will be your perfect swimming partner! It will improve your swimming skills.