Tory Anti-Grazing DeviceTory Leather Anti Grazing Reins are a tried and true tool for keeping a horse or pony from suddenly lowering their head and pulling a rider forward unexpectedly. Also called grass reins, the anti grazing reins are especially helpful out on the trail or in grass arenas for horses that always see a delicious morsel ready for the nibbling. Tory Leather's Anti Grazing Reins are made of top quality bridle leather that's strong and supple. Overcheck devices