20 PCS Silicone Soft Cat Caps / Cat Paw / Pet Protector/Cat Cover, Size:XS( ) The product is shipped based on the color or size of the main image of the product page. Size 1. XS - Kitten : (less than 6 months old about 5 pounds / 2.5 kg)Soft Cat Caps will fit most kittens by the time they reach the age of 16 weeks (4 months). kittens can wear them as early as age 12 weeks (3 months). To test, try a nail cap on first without the adhesive. If it looks too big, don't glue it on. The nail cap should fit snugly, like a glove. To accommodate younger kittens, you can trim the base of the nail cap making it smaller so it will fit your kitten's nail. Kittens up to about 5 pounds / 2.5kg and/or 5 months generally fit the kitten size. 2. S - Small : (approximately 6 months old-approximately 6-8 pounds 2.5-4 kg) kittens at 5 months may need the small size if they are growing fast or are large-breed cats. Small-boned adult cats often wear the small size. If your cat seems smaller than an average full-grown cat, choose small. 3. M - Medium : (approximately 9-13 pounds 4-6 kg) adult average size cats wear medium. 4. L - : (approximately 14 pounds 6kg and up ) large-boned and large-breed cats wear large. Maine Coons, for example, are very large cats and generally wear large. Packing: OPP BAG20 pcs/lot = 1 bag Caps