Check the listing for details. Hardware Science 01270, Mousetrap Powered Boat, FREE SHIPPING. Condition: New. Listed at 18.49 USD. Hardware Science 01270, Mousetrap Powered BoatFinished kit is 4" wide and 18" longRequires glue, needle nose pliers, drill and hobby knifeWith its slick new hull design the boat glides across the surface of the water with minimal frictionFor ages 12+Requires cutting, drilling and gluingThe kit can be built for distance or speed and the assembly time is between one and two hours for most studentsFREE SHIPPING, RETURN FREIGHT IS NOT REFUNDABLEWE DO NOT HAVE GUARANTEED SHIPPING FOR OUR ITEMS. EBAY DOES AND AUTOMATICALLY ADDS IT TO OUR LISTINGS. PLEASE READ: We buy mostly closeouts, shelf pulls and from liquidators. Therefore boxes, lids, labels can have blemishes and some products will not come with a box and/or manufacture sealed. We will describe all of our items listed to the best of our ability, if an item has a manufacture seal we will not open the seal to test the product (they will be sold AS IS). If the item is opened and/or seal is broken then we will open and check to make sure all of the parts are in working order. We do not guarantee shipping, ebay does. The Post Office as announced many delays in shipping. May take longer for items to arrive as we go through the Chicago hub. We ship whichever way is cheaper, either USPS priority or UPSIf it is a heavy item we may contact you for an address instead of P.O. Box if that is what you have listed so it can go UPSWe will not ship heavy items to California using the Post Office so please have an address not P.O. Box number or your order will be cancelled