Durable and sturdy: The weed control fabric is made of high-strength non-woven fabric for use on the ground, with a thick design that does not crack, is strong and durable, corrosion-resistant, can be used for a long time, and is durable and durable Environmentally friendly and reusable: The plant protection mat is made of non-woven fabric, durable and safe, preventing unwanted weeds from germinating without chemicals. The mulch ring is designed to be biodegradable and practical. And the tree protection ring can be reused by simply washing it with water Package size: You will receive 4 black covers with an outer diameter of 32 cm and an inner diameter of 4 cm Widely used: Weed blocks are suitable for flower beds, parks, gardens, vegetable fields, and more. They prevent weeds that cannot penetrate the rings. They can help trees and vegetation grow vigorously