Pack & size Includes 4 D-ring patches. Each patch has a diameter of 8 cm. Material & durability Made of stainless steel for strength and corrosion resistance. Sturdy construction designed to retain form and function after prolonged use. Function & key benefits Protects the buttocks and provides a comfortable sitting surface. Reinforces and shields seating areas from concentrated wear at D-ring attachment points. Reliable performance over time due to durable stainless-steel construction. Easy installation For best results, clean the area with a solvent and roughen the backing surface before sticking. Simple adhesive application makes installation quick and practical. Practical applications (use scenarios) Replacing or reinforcing worn D-ring areas on seat cushions and upholstery. Reinforcing attachment points on vehicle or motorcycle seats where D-rings are used. Protecting seating surfaces on wheelchairs, office chairs, or outdoor cushions that experience repeated pressure. Specifications at a glance Quantity: 4 pieces Diameter: 8 cm Material: Stainless steel Installation note: Clean with solvent and roughen backing before adhesion These stainless-steel D-ring patches are a straightforward, durable solution when you need to protect seating areas and restore comfortable, dependable use.