Wildforlife New Arrival Cute Comfy Silica Gel Duck Bill Dog Muzzle Fit snout circumference: 7.1"-7.9" A: 7.9"; B: 4.7"-18.1" (please refer to the second picture) Ventilation design and soft Silica Gel,make your pet comfortable; Adjustable straps with snap closure Stop biting and nipping, discourage barking; Perfect for trips to the groomer, vet, and other public excursions for aggressive, rambunctious, or anxious dogs GIFT: Comes with a 'Wild for Life' shopping bag - 12"(L) x 4"(W) x 10" (H), please refer to the last picture