Description: Soft Inflatable pet E-collar is a comfortable to Elizabethan collar. Doesn't interfere with your dog's peripheral or their ability to eat and drink. Greats for dogs and cats recovering from surgery or wounds, to prevent scratching and biting at injuries, stitches, rashes, and wounds. The collars are washable with removable plush cover, scratch and bite-resistance and will not mark up floors or furniture. Easy to use, can use pump or mouth to inflate the collar. Specification: Material: Plush + Environmentally Friendly PVC Size S: Overall Size: 22x23 cm/8.66x9.06 inch; Neck Diameter: 4-5 cm/1.57-1.97 inch; Neck Circumference: 15-25 cm/5.91-9.84 inch Size M: Overall Size: 27x27 cm/10.63x10.63 inch; Neck Diameter: 7-8 cm/2.76-3.15 inch; Neck Circumference: 25-33 cm/9.84-12.99 inch Size L: Overall Size: 40x40 cm/15.75x15.75 inch; Neck Diameter: 13 cm/5.12 inch; Neck Circumference: 42-55 cm/17.72-21.65 inch Size XL: Overall Size: 45x44 cm/17.72x17.32 inch; Neck Diameter: 18 cm/7.09 inch; Neck Circumference: >55 cm/>21.65 inch Package Includes: 1 Piece Inflatable Collar Note: Since the size above is measured by hand, the size of the actual item could be slightly different from the size above. Due to the lighting effects, monitor settings, etc. There could be some slight difference in the color of the pictures and the actual item.