High toughness material, no cracks after collision. With water circulation cooling system, the water cooling principle is used to extend the life of the motor. Perfect Gift for Kids and Adults : If you're looking for an exciting and extra cool gift, then you'll love our remote control speedboats. Fun with parents and kids. The perfect Christmas gift for your child or loved one.As our valued customer, we will do our best to make sure the product you receive arrives to you on time and as expected. This item is in the category "Toys & Hobbies\Radio Control & Control Line\RC Model Vehicles & Kits\Boats & Watercraft". The seller is "vermut_14" and is located in this country: US. This item can be shipped to United States.