1The pillow cover is made of quality materials, comfortable, odorless, washable and durable 2The wide U shape design is ergonomic and suitable for most people, the slight tilt between the rear and the front is good for releasing the press of chin for offering comfortable support for neck 3Nice processing of side pressing, ensure the airtight feature of this pillow, edge is sleek and comfortable to skin 4With built-in pump, easy to inflate or deflate with quick operation, durable and airtight 5Adjustable in neck circumference with hook and loop for comfortable fit, also adjustable in air volume with air pump for good neck traction effect Features: The pillow cover is made of quality materials, comfortable, odorless, washable and durable. The wide U shape design is ergonomic and suitable for most people, the slight tilt between the rear and the front is good for releasing the press of chin foroffering comfortable support for neck. Nice processing of side pressing, ensure the airtight feature of this pillow, edge is sleek and comfortable to skin. With built-in pump, easy to inflate or deflate with quick operation, durable and airtight. Adjustable in neck circumference with hook and loop for comfortable fit, also adjustable in air volume with air pump for good neck traction effect. Specification: Material: PVC+ Polyester Fabrics Color Options: Red; Purple; Blue; Coffee Traction Force: 0-80kg Traction Length: 20cm / 11.8in Inflated Size: Approx. 26 x 26 x 23cm / 10.24 x 10.24 x 9.06inch Weight: Approx. 233g Package List: 1 x Inflatable Neck Stretcher with Air Pump