Edge Hoof Nippers with Spring Size:15 remove the T shaped buckle from remove the T shaped buckle from the slot they have been secured into for riding and insert the buckle in the hole at the very top A high dose B vitamin magnesium and tryptophan supplement with PROTEXIN formulated for highly strung horses susceptible to the stress of transport competition and heavy training or when they become hyperactive on high grain low roughage diets or when they are confined to stables without adequate exercise throughout the day Edge Hoof Nipper with Spring 15inch The Edge nippers are a good quality product range that are ideal if you are attending 0 10 horses per month