Adjustable collar for the perfect fit  Quick release buckle Padded lining for extra comfort  Durable black D ring for lead attachment  Easy to clean and quick drying  Matching items available    Sizing:  Extra small: 20-30cm / Width: 1.5cm Small: 28-44 cm / Width: 1.5cm Medium: 32-50cm / Width: 2cm Large: 41-66cm / Width: 2.5cm Care instructions: All our products can be easily cleaned using a gentle detergent. Hand wash or machine wash using a gentle cycle at 30 degrees. We recommend using a protective laundry bag to protect the hardware. Allow to air dry.