Properties of organosilicone: weather resistance (hydrolysis resistance, UV resistance, salt spray resistance), flame retardant, high abrasion resistance, antifouling, easy to care for, waterproof, skin-friendly, non-irritating, mold-resistant, safety and environmental protection. Compared to conventional leather and PU, organosilicone-PU has more advantages in terms of hydrolysis resistance, low VOC, odor neutrality, and environmental protection. Organosilicone-PU contains no chemicals or toxic substances, making it safe for the human body and environmentally friendly. Special feature: There may be wrinkles on the cuffs or collar after use, but if you leave them flat/unattached for about an hour, the wrinkle will disappear automatically. Advantages: Stylish collar and leash for all types of bondage and sensory play. Buckle straps ensure a perfect fit and are adjustable between 34-44 cm. A large O-ring is attached, allowing you to enjoy various games by connecting freely. Dimensions: Total length: 67.5 cm, adjustable length: 34-44 cm.