Set of 50 washers and pins to secure weedproof sheets. Washer color is green. [Quantity] Weedproof Washer: 50 pcs. [Size] Weed Repellent Washer: φ3.1 x H 0.5 x T2 mm] [Color] Grass Prevention Washer: Green, U-Shape Retention Pin: Silver Color, [Material] Weedproofing Washer: Polyethylene : Steel Galvanized