Features: Comes with two adjustable straps to ensure to fit over the dogs mouth. The unique design provides your dog with cozy- fit comfort. Nylon dog mouth guard is skin friendly. Can prevent your pet from eating unwanted- food/snacks- from strangers- or on walks. This safe guard- for large and medium size dogs prevents them from biting, providing protections for your pet and others. Specifications: Material: Nylon Color: Orange, Red , Blue (optional) Size:S Snout:18-38cm(7.09-14.96inch) Bust:24-30cm(9.45-11.81inch) Size:M Snout:19-39cm(7.48-15.35inch) Bust:28-34cm(11.02-13.39inch) Size:L Snout:20-44cm(7.87-17.32inch) Bust:36-50cm(14.17-19.68inch) Size:XL Snout:22-50cm(8.66-19.68inch) Bust:40-54cm(15.75-21.26inch) Package Includes: 1 Set Dog Mouth Guard note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.