HandMate Made of 100% Cotton - Akira's HandMateT designed by AKIRA for Mouse Users to avoid wrist injures caused by frequent mouse use. This pillow is filled with silk-cotton from the kapok tree and does ... Cost: $636 Buy full version       Trial version       Publisher: Fiko Software Co., Ltd.     Descriptions HandMate: Made of 100% Cotton - Akira's HandMateT designed by AKIRA for Mouse Users to avoid wrist injures caused by frequent mouse use. This pillow is filled with silk-cotton from the kapok tree and does support your hand while using the mouse, keeps your wrist warm, pleasant and stable.