PetraMax Lockscape Mulch Glue Max is a powerful adhesive for mulch that locks down mulch, bark, pine straw, sand, and small pebbles for up to 12-24 months. The advanced formula stops erosion from wind and heavy rain, preventing washouts and keeping your garden beds intact. This landscape lock glue dries completely clear and is non-toxic, making it safe for pets and children once dry. Your landscaping stays stable, vibrant, and protected without constant maintenance.