Preen Landscape Fabric 4' X 125' OUR ECO-FRIENDLY LANDSCAPE FABRIC IS BACKED BY THE GOOD HOUSEKEEPING SEAL OF APPROVAL. CONTRACTOR GRADE YET ECO-FRIENDLY. INCLUDES PROFESSIONAL GRADE ANCHOR PINS FOR EASE OF INSTALLATION CONTRIBUTES TO THE PRESERVATION OF THE ENVIRONMENT AS IT IS MANUFACTURED IN PART USING POST CONSUMER AND/OR POST INDUSTRIAL WASTE KEEPS WEEDS OUT YET SMALL OPENINGS IN FABRIC LET AIR AND WATER IN NO CHEMICALS TO HARM THE SOIL, PETS, OR ENVIRONMENT ALLOWS PROPER AIR EXCHANGE - O2 CAN ENTER SOIL AND CO2 CAN ESCAPE MANTAINS SOIL MOISTURE WHICH PROMOTES DEEPER ROOT SYSTEMS - WILL NOT ROT OR MILDEW