Features: Pet Anesthesia Mask Muzzles: Different from other pet anesthesia mask, our mask use zipper-sealing and without side scavenging airvalve help to reduce pet anxiety, efficient prevent scratching and more convenient for pet wear. Breathable Hole: The pet muzzles mask featured with breathing vent, allow your pet could feel ease and comfortable, not struggle nor refuse of oxygen uptaking, friendly designed for pet use. Pet Grooming Supplies: The pet muzzles could also use for your pet grooming, efficient prevent you from scratching or biting by your pet, making your grooming, hair cutting more simple, efficient and energy saving. Selected Material: Made of qualified PE-material, nontoxic and skin friendly, featured with draw string adjustable hoods, easy and fit for various hoods size, bite resistant with perfect performances. Wide Range Application: The pet mask muzzles apart from use for pet grooming, rescue, as also can be use for nebulizer therapy or for anesthesia therapy. Specifications: Material: PE-Plastic Product Dimension: approx. Hoods size Small 27cm/10.62inch, Medium 27-40cm/10.62-15.74inch, Large 40-60cm/15.74-23.62inch Size Option: Small/Medium/Large Package Includes: 1x Pet Oxygen Mask note: Please allow 1-2cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.