This item is well made of environmental-friendly silicone without edges. With polished texture and appropriate size, it is easy to use, and will not interfer pet's normal behavior. Protect your furniture from being scratched by claws and do not hurt your beloved pet. Feature - Color: Random. - Material: silicone. - Size L: Approx. 1 x 1 x 0.1cm/0.39x0.39x0.04 inch. - Size M: Approx. 1 x 0.9 x 0.1cm/0.39x0.35x0.04 inch. - Size S: Approx. 1 x 0.8 x 0.1cm/0.39x0.31x0.04 inch. - Size XS: Approx. 1 x 0.7 x 0.1cm/0.39x0.28x0.04 inch. - XS: for cats 0.5-2.5kg. - S: for cats 2.5-4.5kg. - M: for cats 4.5-6.8kg. - L: for cats 6.9-9kg. - material, duarble for long time use. - Protect furniture against destructive scratch. - Easy to use, natural and comfortable, do not do harm to pets. - Precise design and bright color, lovely and fashionable. - This is a great gift for yourself or other friends who have cats.