Step 2 Play & Store Sandbox for $37.99. Order online for in-store pickup at Sears to lock in the price and save on shipping. Otherwise, shipping is $16,16. Here is a screenshot for your reference. This sandbox features built-in seats with space for up to 4 kids to dig scoop build and play, and includes cover and storage for buckets shovels and scoops It measures 42″L x 22″W x 11″ and holds up to 200 lbs. of sand. Most places have it for about $49.