Inflatable Pet Protection Cover Recovery Collar Pet Collar Cone Soft Adjustable Comfy Quick Release Dog Donut Collar Washable Protective Collar for Dogs Cats to Stop Licking Wounds Size information Size S: Neck diameter: 4-5cm/1.57-1.96 inch. Neck circumference:16cm-26cm/6.29-10.23inchSize M: Neck diameter: 7-8cm/2.75-3.14 inch.Neck circumference:25-34cm/9.84-13.38inch.Size L: Neck diameter: 13cm/5.12 inch.Neck circumference: 41cm-60cm/16.14-23.62inch. Inflation valve It can be inflated with an inflation tool, and the valve is closed after the inflation is completed. Easy to clean You can remove the airbag for cleaning the cloth. Quick to use Stick the strap together for perfect fit. How to use Insert your pet's everyday collar through the inner ring loops of the collar.Inflate the collar via air valve(pinch & blow). Please put the zipper together when inflates. Inflate until it feels full, but not hard.Fasten everyday collar onto your pet and stick the strap that should be placed at the back of the neck then adjusted it for a perfect fit.