Size: Medium |?Color: blue Nappo inflatable cone collar is designed for pets? speedy recovery from post-surgery or injury recovery. Its distinctive design allows you to adjust the tightness of the collar - pets can lie down, drink water, and move around easily, without hindering their vision. Set Including: 1*Inflatable cone collar+1* inflator 2.0?random color ? SIZE: Size M ?Neck circumference: 10-14? inches Size L ?neck circumference: 15-19? inches Size XL ?neck circumference: 19-25?inches How to use: 1.Put the air cushion into pet's everyday collar 2.Inflate the collar via air cushion by hand pump?pls remove the hose as per pics show? and inflate until it feels 80% full 3.Fasten inflatable cone collar onto your pet and adjust the Velcro to its perfect size.