Stop weeds without chemicals. Use WeedBlock® Original, the number-one fabric chosen by consumers. Our patented Microfunnel® design blocks 92% of visible light and allows water and air to penetrate to the soil. Consumers trust WeedBlock® Original to protect their flower beds and gardens from weeds without the use of harsh chemicals. A patented Microfunnel® design allows water and air to circulate while blocking 92% of visible light, stopping weeds before they get a chance to grow. WeedBlock® Original is specially constructed and formulated to last for years in direct sunlight. For extra protection, you can cover with bark mulch or stones to keep using WeedBlock® indefinitely.