Multi-Size for Pets: Our Dog Cones Have 4 Sizes for M, L, Xl and Xxl Dogs. Please Measure The Head Circumference Of Your Pets Before Purchasing. If You Feel Like Your Pet Is In Between Sizes, Choose The Bigger One. If You See 2"~3" Of Your Pet'S Legs When They Are Wearing The Product, That Is The Right Size for Your Pet.Adjustable Three Level Rings: The 3-Level Rings Are Adjustable. The Soft and Adjustable Drawstring Stopper At The Center Of The Collar Is Designed to Fix The Collar Perfectly to Your Pet'S Neck-Size, and Is Comfy and Soft, Yet Effectively Holds The Collar to Stay On Your Pets Without Falling Off.Easy to Use and Store Recovery Dog ConeDog Inflatable Recovery Collar Can Be Inflated with A Balloon Pump or Mouth, Inflatable E-Collar for Dogs Is Very Easy to Use. After Use, It Can Be Deflated and Stored In A Cabinet.Scratch and Bite Resistant: The Inflatable Collar Is Designed to Protect Your Pets From Injuries, Rashes and Post Surgery Wounds, It Will Prevent Pets From Biting and Licking Their Injured Area or Surgical Site and Promote Recovering From Surgery or Wounds.Wear Comfortable: Inflatable Pvc Inner and Soft Outside Skin-Friendly Plush Material Design Will Let Your Dog Wear It Comfortably and Does Not Block Your Pet'S Vision. Your Dog Will Not Feel Oppressed or Nervous When Wearing This Dog Cone Collar, They Can Eat, Drink, Sleep and Play Normally. Warm Note: Some Dogs May Feel Uncomfortable If It'S The First Time to Use The Inflatable Collar, They May Try to Kick It Off with Their Hind Legs, So We Recommend to Clipp Pet'S Nails or Putting On Socks.