Premium Durable Weed Barrier Fabric The 3.2oz weed barrier fabric heavy duty is made of thick polypropylene woven fabric . Landscape fabric engineered for long-term use, saves you time and effort by effectively suppressing weed growth, keeping your garden and flower beds weed-free for extended periods. Efficiently Weed Control & Water Maintain While weed barrier landscape fabric blocks the growth of weeds, it allows water and nutrients to flow through to the soil beneath. This helps to keep plants healthy and hydrated, while preventing the growth of unwanted weeds. Easy to Install and Cut Weed blocker fabric has clear green guide lines that help align planting. Weed barrier landscape fabric is easy to install and can be cut to fit any size or shape, fix the fabric with U-shaped securing pegs, and you can use it normally.