Niubai Cartoon Duck Car Inflatable PVC Swimming Ring Baby Boat Float, 25.6"X23.6" Smooth leg holes, safe and comfortable. Made of high quality Eco-Friendly PVC Material. Durable and with great buoyancy support great for use as a swimming aid to those babies and kids. Good strength and flexibility,a perfect way to get your little babies into the water. Note:because the products are brand new,and thay are sealed package immediately after production,so the first time you turn on it will have some smell,this is normal phenomenon,not the problem of product material, please forgive me.