75% in size and 100% in softness. The Thock 75% wrist rest is a comfortable cushion wrist support that keeps your hands and keyboard stable. But what else can you expect from magnetic mounts and 4 rubber feet? And that's just the beginning. Endorfy has filled this wrist support with memory foam, so your wrists will feel like they're in a luxurious spa. Simply put: once you place your hands on the Thock 75% wrist rest, you won't want to take them off. Literally.