Description: 【High Quality】 The back float swim trainer is made of premium EVA material, lightweight, durable, portable and practical, great for auxiliary swimming learning aids. 【Simple Design】The back float eva foam board is simple and reasonable designed, with strong buoyancy, comfortable touching, perfect for training good swimming strokes. 【Adjustable Layers】The foam pull buoy float is designed with 4 separate boards for you to adjust blocks according to your swimming levels, great for improving flotation. 【Proper Size】The swim training float back float is in size 22cmx17cmx8cm/8.66inchx6.69inchx3.15inch, suitable for both children and adults beginners. 【Perfect Gift】This EVA foam board back float swimming aid is also a wonderful gift choice for swimming beginners and enthusiasts to play outdoors in summer. Specification: Material: EVA Size Chart: 22cmx17cmx8cm/8.66inchx6.69inchx3.15inch Package Includes: 1 Back Float Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!