Get the Delta Children SpongeBob Upholstered Chair for only $49 after a price reduction from $59.99 at Kmart. This deal price represents a savings of 18% off the retail price for this toddler SpongeBob chair. This is the lowest price online by about $14. The SpongeBob Chair features a hardwood frame, padded seat, and offers a 100 lbs. weight capacity. Sales tax is charged in most states.