NEW AND IMPROVED DESIGN! After listening to our customers, buckles are now permanently attached, wider base on the 10" cylinder for improved stability when building and multi tool splits for future add on parts and smaller footprint for packaging. Our patented split mold sand castle system will allow families to build beautiful sand or snow structures in a short amount of time. Pro kit includes 10" tower, 6" tower, corbel, multi-tool, battlement and window cutter. Mesh backpack included with all kits. Training videos online. Chosen as one of the Summers hottest toys in 2018 by Chris Byrne as seen on Live with Kelly and Ryan! For 2020 our product is the winner for International Toy of The Year in the outdoor category for TOTY awards!