dodocool 3.5" HDD Protector Hard Disk Drive Storage Case Box Built-in Shock-proof EVA Mat Durable (Yellow) 3.5" HDD Hard Drive Storage Case Box Protector Durable Fashionable Appearance , Blue / Purple / Gray / Yellow / Green For Option exquisite & fashionable.Comprehensive protection,Built-in shock-proof EVA mat makes your HDD storage more secure. Stackable design,Ingenious design, stacking with reinforcing rib, can stack up 5 pieces at most, good intensity. Easy classification,The label on the front of the box is used for marking the contents in your HDD, classifying and managing your files & materials more conveniently.