The dimensions of the Sleepy's Deluxe Comfort Cool Mattress Protector are 13.4" x 11"x 3.9" for a twin size, 13.4"x 11"x 3.9" for a twin XL, 13.4"x 11"x 4.7" for a full, 13.4"x 11"x 5.1" for a queen, 13.4"x 11"x 5.7" for a king, 13.4"x 11"x 5.7" for a cal king, 13.4"x 11"x 6.1" for a split king, 13.4"x 11"x 6.1" for a split cal king, 13.4"x 11"x 5.1" for a split top queen, 13.4"x 11"x 5.7" for a split top king, 13.4"x 11"x 5.7" for a split top cal king.

Yes, this product is machine washable.

This product can fit a maximum mattress height of 18.5" inches.

A mattress protector helps keep your mattress warranty intact by creating a waterproof shield that blocks spills, stains, and everyday fluids from reaching the mattress - issues that commonly void manufacturer warranties. By maintaining a clean, dry sleep surface, it supports the hygiene standards required to qualify for warranty coverage.

Split king mattress protectors are designed for a split king mattress, which consists of two twin XL mattresses placed side-by-side to create the size of a king bed. This setup allows each side of the bed to move or adjust independently.