Shires Flexi Grazer Muzzle Navy. The Shires Flexi Grazer Muzzle offers the perfect solution to help decrease the amount of forage intake for horses and ponies that are on a restricted or controlled feeding regime or special diets. Studies has shown the Grazing Muzzle can reduce intake of grass of up to 80% whilst encouraging natural grazing behaviours! The Flexi Grazer offers the solution to give comfort whilst reducing feed intake with this muzzle. The muzzle features a flexible muzzle made with durable yet comfortable plastic which is completely washable with plenty of holes at the base to reduce intake yet prevent frustration. Read more… The Flexi Grazer offers an ergonomically designed adjustable harness with anti-chafe padding to provide a comfortable, secure fit. The harness offers touch close safety fastenings which will give under extreme pressure with an included D ring for easy lead rope attachment. Directions of use: Build up wear time gradually. Grazing Muzzles should not be worn 24/7 and should only be worn for part of the day. Fabric and Care: Upper: 100% Polyester. Muzzle: 100% TPR Wash with cool water.