large metal wave spring children gift kids science rainbow funny springs automatic down stairs spring 80x100mm
Поиск по названию: "large metal wave spring children gift kids science rainbow funny springs automatic down stairs spring 80x100mm"
1. Material: plastic 2. Applicable objects: children (4-6 years old)3. Large particles of building blocks, small hands steady grip and good building 4. 180 degrees rotary opening and closing, open and play without constraints, closed for easy moving and storage 5. Can be freely assembled, exercise children thinking ability and hands-on ability 6. Full of colors, solid construction is not easy to fall apart 7. Rounded corners, smooth and burr-free, play without hurting your hands 8. Internal light accessories are powered by button battery