COMPATIBLITY Fits Seagate Portable External Hard Drive / Seagate One Touch HDD / Seagate Ultra Touch HDD / Seagate Backup Plus Slim / Seagate Expansion / Western Digital WD Elements / WD My passport / Toshiba Canvio Basics Portable External Hard Drive HDD 1TB 2TB 4TB 5TB 6TB USB 3.0. Exterior size: 5.6 x 4.4 x 1.5 inch & Interior size: 4.8 x 3.5 x 1.0 inch.WITH CONVENIENT DESIGN Compact lightweight and sturdy enough case comes with a detachable hand strap and metal hook with which you can fix case on your backpack flexibly. Smooth and strong zipper for easy opening and closing provides you a better using experience. Exquisite design makes it easy and safe to carry for travelling!AS YOUR EXCELLENT PROTECTORWater-resistant and shockproof PU Material shell exterior protects your external hard drive against damages from splashing and dropping . Soft lycra and shock absorption bubble lining interior provide you with better cushion that keeps your devices free from daily bumps dents and scratches!OFFER GENEROUS STORAGE SPACEMesh pocket built into the case to store your USB cable, charger and other practical accessories, also boasts extra plastic slots to place SD card memory cards or other smaller but essential widgets. Devices will be fastened by the inner elastic strap snugly and securely. Every item stays now super clean, well-organized, and safe! GREAT COMPANION A delicate gift for your beloved family and friends. A portable and comfy hard drive bag which perfect for work and daily life, business trips, traveling or home storage. A reliable companion being always with you!