Ancol Viva Buckle Collar is a simple and lightweight collars are ideal for tiny to medium sized dogs. With Ancols strong and reliable poly-weave for peace of mind. Four sizes are available with matching leads. Size20-26cm 1 XXSmall26-31cm 2 XSmall28-36cm 3 Small35-43cm 4 Medium ColourBlack, Red, Pink, Lime, Blue Purple