Feature●Color: White; Total Size: 11 x 11 x 22 mm/0.43" x 0.43" x 0.87"(L*W*H)●Material: Plastic; Net Weight: 21g●Package Content: 30 Pcs x Curtain Track Rollers; Product Name: Curtain Track Roller●Bolt Size: 4 x 3 mm/0.16" x 0.12"(D*L)●Hole Size: 8 x 4 mm/0.3" x 0.16"(L*W)Description
1.These rollers are made of plastic material, you will never worry about blemishing your beautiful curtain.