1. Portable handle, hard case 2. The sponge can be freely disassembled according to the placed items 3. Random combination and free disassembly, each small square inside can be taken out and DIY freely 4. Large-capacity storage, which can store earphones, data cables, U-shield U disk, keys and other small items 5. Rubber handle, not tight, soft rubber design, comfortable grip, portable for travel 6. Compression-resistant hard shell, durable, wear-resistant and scratch-resistant material 7. Material: EVA 8. Portable application: U shield U disk, power supply, data cable, etc. 9. Small: weight: 162g, internal Dimensions: 15 x 10.5 x 5cm, external dimensions: 17 x 13 x 7cm 10. Medium: weight: 239g, internal dimensions: 19.5 x 15 x 5cm, external dimensions: 22.5 x 17 x 7cm 11. Large: weight: 420g, internal dimensions: 30 x 19.5 x 5cm, external dimensions: 33 x 23 x 7cm 12. Note: the product only includes the storage bag, nothing else