Give your sandbox a more rustic, natural touch with the Rock Lock Faux Stone Round Sandbox Kit. Constructed from high density polyethylene for durability, this sandbox will not crack, chip, or fade in any weather and includes a 10 year guaranteed UV stabilized HDPE. Add these curved panels to any straight panels to give the sandbox a more natural look. You'll love the look of the rounded edges while your kids will love playing in their new sandbox.