Premium Material: The main part of the product is made of neoprene, 900D waterproof fabric, equipped with full nylon anti-slip straps and thickened plastic shell. Scientific Design: The anti-impact design protects your knees when hitting hard objects, and the plastic shell prevents various types of damage and injuries, protecting against nails, screws, glass, and debris. Adjustable Features: Equipped with adjustable fasteners for a secure fit, you can adjust the tightness according to the needs. Versatile Use: It is easy to remove and perfect for a variety of tasks including construction, welding, carpentry, gardening, and HVAC jobs, providing versatile protection and comfortability. Excellent Service: The store supports returns and refunds within one month, please rest assured to purchase our products. Any questions please feel free to contact us., Weight: 1.322773572 pounds, Manufacturer: QWORK