Protect your home and business from flood damage with Quick Dam Water-Activated Flood Barriers. Great for business and homeowners in flood-prone areas, Quick Dam Water-Activated Flood Barriers use water to self-inflate and create a wall to rising waters. Easy to use, these quick activating sand-free barriers absorb water and expand up to 3.5" thick in just 10 minutes. Long barriers feature a smaller chamber on the backside that helps keep the barrier in place where you leave it and also allows you to stack these barriers in a stable configuration. Flexible design allows you to contain and divert rising water more easily than sandbags. Provides lightweight protection from flooding, water main breaks, or plumbing disasters in the house. Reusable bags are environmentally-friendly, pet-friendly, and nontoxic. Long-lasting design offers a shelf life of more than 5 years unused. Easy-to-use, water-absorbing barriers to divert water Easier to use and cleaner than traditional sandbags Water-activated bags absorb water to expand up to 3.5" thick Great protection from flooding, water main breaks, or plumbing disasters in the house Long lasting, environmentally-friendly, pet-friendly, and nontoxic Reusable