Used for about 2 months. No malfunctions. The sides of the handle are not mesh. I replaced the mouse feet and peeled them off, but the initial feet are also included as accessories. Lightweight mesh design ergonomic mouse. - Brand: PWNAGE - Model Name: TRINITY CF - Accessories: USB cable, instruction manual, replacement parts - Color: Black - Design Features: Mesh design, lightweight construction - Shape: Ergonomic shape Thank you for viewing.