The Explore range of canine adventure apparel is handmade in Ireland using brand new, vibrant and super strong climbing rope. They are extremely sturdy and durable with top quality and strong parts to match the climbing rope's fortitude! 
 
Hardware: black metal D ring and black hard plastic buckle. 
 
SIZES: (approximate measurements due to handmade nature.) 

Small - 29-40cm, 2.5cm wide, suggested for Dachshund, Schnauzer, Yorkie, Shihtzu, JRT. 
Medium - 36-52cm, 2.5cm wide, suggested for small Collie, Spaniel, Beagle. 
Large - 42-64cm, 2.5cm wide, suggested for Labrador, Great Dane, German Shepherd, Rhodesian Ridgeback. 
 
We recommend buying a collar that has at least a 2cm space bigger than your dog's neck size.