Be Good Company KwikSand - Brick Builder This unique 10.75" x 10.75" x 2.25" sandbox play tray includes a storage lid, plenty of moldable KwikSand and micro molds The KwikSand is moldable, no mess, reusable, never dries out. Use the Micro Molds over and over to build and create a new world You'll find micro molds to build walls, houses, other structures The KwikSand line features tabletop play sets encouraging creativity, imagination and fun. So dig in! You'll also find a construction crew, foreman's office, shovel and safety cone adding to the imagination fun