I'Z FRONTIER Peltier Compatible models: #PS1075 #1075: Cooling Peltier Vest 5-piece set Latch-type fixing parts *Please note that these are not screw-type. 　7cm diameter Peltier device fixing parts: 1 piece 　5cm diameter Peltier device fixing parts: 4 pieces *This is an improved version that resolves the issue of difficulty in attaching and detaching. *For the larger devices, the outer diameter has been made larger to prevent the cooling device from falling out even if the holes in the vest have stretched. Made with a 3D printer, so there are unique layer lines. For repair, spare parts, and maintenance. Installation has been confirmed, so it is listed as "Like new". Please pay attention to the size and quantity. Also, please refrain from leaving it in a car in direct sunlight, as it may deform.