PERIPRO-512
What is the difference in the sizes available other than PERIPRO-512? The size of PERIPRO-512 keyboard wrist rest is 44 x 10 x 3.3 cm (17.32 x 3.94 x 1.3 inches). We have another model, PERIPRO-511, and its size is 39 x 10.7 x 3 cm (15.35 x 4.21 x ...