TOP GRADE MATERIAL -- Made of top quality PVC special material to provide harmless,non-toxic,light- weight,sturdy and non-deform performance GREAT TOOL -- Really one essential great tool for wound healing after surgery and protect themselves or prevent dog bite while in shower or beauty treatments. PROFESSIONAL DESIGNED -- Neck circumference is adjustable for Medium dogs to large dogs.Professional closure designed for convenient to adjust and wear. STRESS FREE-- Intimate Elizabethan E-Collar never exerting pressure for your dogs