The pet cone can prevent your pets from biting and licking the wound after surgical operation or injury. It also provides a good protection in taking a bath, trimming the nails and other grooming occasions. It is made of EVA, easy to clean, waterproof and dirt resistant. The Elizabethan collar is light, which will not make your lovable pets tired. The size suitable for neck 6 1/4" to 7 1/2". Please contact us for other sizes. 7 1/2"L x 3 7/8"W x 1/8"H