The nylon strap of our best fit adjustable mesh dog muzzle easily adjusts to fit your dog perfectly. High-Quality mesh webbing provides ventilation, while the open front allows for easier panting and breathing. this mesh muzzle provides a safe, comfortable solution whenever temporary muzzling is necessary. Color: black. Velcro fastening for easy adjustment to fit your dog perfectly. High quality nylon webbing provides ventilation for your pet. Open front allows for easier panting and breathing.