This Newton's cradle, with its satisfyingly regular clicking motion, is sure to catch your eye. The pleasant sound of the balls colliding piques your curiosity (*^^*) With its metallic sheen and science-themed design, this object is perfect for interior decoration♪ It's recommended not only for your own home, but also as a gift for those who love science-themed goods. It's sure to be a unique and appreciated present. How about using it for physics experiments or for your children's summer vacation science projects? 【Materials】 Frame: Plastic Balance ball material: Metal (Number of balance balls: 5) It measures 7.5cm (height) x 9cm (width) x 9cm (depth). *Please note that these measurements are approximate. ☆☆Important Notes☆☆ * The actual color of the product may differ slightly from the images due to shooting conditions and monitor display. * As this is an imported product, there may be imperfections in the manufacturing, deformation during shipping, color unevenness, or stains. Please refrain from purchasing if you are looking for the quality of a Japanese-made product or if you are concerned about minor details. * We inspect the products before shipping, so if there is any damage during shipping, please contact us before leaving a review. * Due to shipping costs, we will ship the product in a compressed or simplified package. * Returns are not accepted due to customer's personal circumstances. Thank you for your understanding. Please consider the above points before making a purchase (*^^*) We hope you have a pleasant transaction♡