Features: This 3D pen storage case securely stores and protect for Start+, including filaments and USB charging cable, ensuring your 3D printing accessories remain organized with its shockproof and waterproof design. Crafted from nylon, feature for easy access, an internal pocket for expandable storage of filaments and cables, and a compact size with a carry handle for portability. Designed for kids and families using for Start+ 3D pen set, this kids 3D pen holder keeps creative tools neatly contained and safeguarded during everyday use. Perfect for home, school, or travel scenarios, this organization for 3D printing accessories fits easily into backpacks or luggage, providing storage. Its sleek green aesthetic complements any 3D printing setup, while the practical features pocket ensuring quick access and efficient organization Specifications: Component:Nylon Size:Approx. 185x90x70mm/7.28x3.54x2.76inch Package Includes: 1Pc Storage Bag note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.