1Made of high quality wooden material, sturdy and durable. 2All parts are rounded smooth, avoids hurting your hands. 3Bright color and stylish design make it a great decor for your bedroom or office. 4Funny and magical to play, with a quick twist, the magically transforms from a "swirl" to a "burst" and back again in one amazingly elegant motion. 5Great toy for adults to relieve stress and children to build early shape, color and mathematical concept.Features: Made of high quality wooden material, sturdy and durable. All parts are rounded smooth, avoids hurting your hands. Bright color and stylish design make it a great decor for your bedroom or office. Funny and magical to play, with a quick twist, the magically transforms from a "swirl" to a "burst" and back again in one amazingly elegant motion. Great toy for adults to relieve stress and children to build early shape, color and mathematical concept. Specification: Material: Wooden Color: MacaronSize: 10 x 21.5cm / 3.9 x 8.5 inch(Approx.) Package list:1 x Stress relief toy