The soft, breathable airmesh muzzle from Doodlebone® is a good, safe solution for nervous dogs. It's made from Airmesh, a clever fabric that breathes, holds its shape for a lifetime and is remarkably easy to keep clean . - 3 colours - Super strong but comfortable - Breathable air grid - Suitable for dogs up to 25 kg - Six sizes to fit most dogs - XS: Nose circumference 8 cm, Head size 42 - 49 cm - S: Nose circumference 10 cm, Head size 52,5 - 59 cm - M: Nose circumference 13 cm, Head size 62 - 69 cm - L: Nose circumference 18 cm, Head size 72,5 - 84,5 cm - XL: Nose circumference 20 cm, Head size 80,5 - 93 cm - XXL: Nose circumference 23 cm, Head size 85 - 93 cm - Lifetime Guarantee