Available sizes

• 450x150x4mm (fits a fullsize or a TKL with a separate numpad).
• 370x240x4mm (fits a TKL and a wrist rest)
• 370x150x4mm (fits under a TKL or TX-84/87 perfectly).
• 345x135x4mm (for 60%, most mini layouts)
• 300x115x4mm (for HHKB)