Green velvet dog collar handmade using water resistant heavy duty webbing, heavy duty sire release buckle and tri-glide with a zinc alloy d-ring and high quality Green velvet fabric all sourced from the UK. SIZES: EXTRA SMALL: 9 - 13 inches SMALL: 11 - 15 inches MEDIUM: 13 - 16 inches LARGE: 16 - 22 inchesAll our collars should only be cleaned by hand with warm water and laundry detergent / softener that DOES NOT contain bleach.