Enhance Your Dog's Outdoor Safety: Our Dog Respirator Mask offers essential protection for your furry companion during outdoor walks.4-Layer Air Filter blocks pollen, dust, smoke (PM2.5), and car exhaust – ideal for dogs with allergies or urban environments. Perfect For Sensitive Dogs: Ideal for dogs with respiratory illnesses, sensitive airways, or allergies, providing added protection against airborne irritants and ensuring your dog’s comfort and health in challenging environments. Use for street walks, fire season, hiking, or high-pollen days. Size is compatible with most dogs. Anti Dust and Anti Fog Dog Air Filter Mask ：Our Breathable Air Filter Dog Masks is made of high quality nylon, hypoallergenic, non-toxic, hand washable and fast drying, not only is it breathable, but also features an adjustable strap design for continued safe use and peace of mind during your outdoor adventures. Dog Mask: Our adjustable and Reusable Dog Air Filter Muzzle are designed with your dog's health in mind to ensure your dog feels safe and comfortable in less than ideal conditions, please measure your dog's nose circumference before ordering. Change the filter every 5-7 days for optimal protection. Suitable For All Dog Sizes & Ages: Whether you have a playful puppy, a strong adult dog, or a senior pet, this Reusable Breathable Dog Air Filter Mask is designed to fit dogs of all breeds and sizes, making it a versatile solution for every pet owner. Suitable For All Dog Sizes & Ages: Whether you have a playful puppy, a strong adult dog, or a senior pet, this mask is designed to fit dogs of all breeds and sizes, making it a versatile solution for every pet owner.