FITS TRACKBALL MOUSE M-DPT1 SERIES Designed to fit your ELECOM Trackball mouse M-DPT1 series both wired and wireless. Made of EVA which is hard, flexible plastic with low-temperature toughness and stress-crack resistance, protecting your trackball mouse inside the case, for example damage from external causes, e.g. dropping. COMPATIBILITY WITH WIRED / WIRELESS Both wired and wireless can be stored perfectly. The case has a pocket for a USB receiver and a USB cable to organize well. CONVENIENT DESIGN The lid zipper opens 360° and it is easy to put in and take out the Trackball mouse. It is lightweight and compact to fit in your backpack, carry-on or luggage for improved traveling protection. EXCELLENT PROTECTIVE MATERIAL Made with high quality EVA which is hard, flexible plastic with low-temperature toughness and stress-crack resistance. It is also water resistant, shockproof and durable to protect a Trackball Mouse from impacts and splashes. PRODUCT DETAILS [SIZE] 4.6" (116mm) X 3.74" (95mm) X 6.22" (158mm) [WEIGHT] 3.5oz, [MATERIALS] PU, Polyester, EVA [COMPATIBILITY] ELECOM Trackball mouse M-DPT1 SERIES (The mouse is not included)