MULTIFUNCTIONAL DOG MUZZLES:Wearing this dog muzzle on your dog when walking your dog or take him/her out,can not only prevent dogs from inadvertently biting or hurting others,but can also effectively prevent dogs from chewing unclean food outsides.It also prevents dogs from barking and bothering others' work and rest. EASY WEARING AND NOT EASY FALLING OFF:This dog muzzle adopts buckle design,helps to put on or take off the dog muzzle easily and quickly.With the buckle,it's very convenient and simple to adjust the right size for your pet dog. And it will not easily fall off itself once the buckle be plugged in,very firm and safe. ADJUSTABLE AND COMFORTABLE:The strap connecting to the neck is adjustable,you can adjust its length according to your dog,keeping the dog muzzle securely in place,ensuring it is snug and anti-slipped.They can be adjusted to the most appropriate size,tight enough to control his bite, but also have space to allow freedom to pant and yawn. DURABLE AND BREATHABLE:Made of high quality breathable and soft nylon material,these dog muzzles are very sturdy and durable,will not easy to be damaged by dogs.They have good air permeability and are soft and lightweight.Dogs will not feel stuffy or burdened when wearing these dog muzzles,very friendly to your pet dogs. FITS DIFFERENT SIZES DOGS:Package includes 5 different sizes,fits most sizes of dogs,including small dogs,medium dogs,large dogs and all ages dogs.5 different sizes,there is always a suitable size dog muzzle for your pet dog,even they have grown up.For more size details,you can refer to the page below.