* Hydrodynamic shape to facilitate movements in the water <br>* Ergonomic design for optimum comfort <br>* Durable plastic material <br>* Silicone straps for a secure hold <br>* Two sizes available (Small &amp; Large)<br><img src="https://gdetail.image-qoo10.jp/010/611339697/2018/3/8ce99d6f-8b41-4162-8747-bcf8bb1c3562.jpg">