Features:1.High quality:Made of thickened PVC material, durable and practical, not easy to break.2.Good performance:Double-decked air chamber design, first inflated the small air chamber , and then inflated the big airbag.3.Unique design:Cute cartoon shape design, much more attractive to baby.Description:Special design protect baby neck let baby fell in love with swimming at the same time guarantee safety. Specifications:Material: Environmental protection PVCsize: PVC thickness: 0.25 (mm) Inner diameter after inflation: 9 (cm)Color: blue, pink, orange, green (optional)Package Included:1 x Baby Swimming Neck RingNotes:1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.2. Please allow slight dimension difference due to different manual measurement.