Best Mattress Protectors for Deep Mattresses

Pocket depth is the first specification to check when a mattress is unusually tall or includes a topper.

Measure the finished stack

Measure from the bottom edge of the mattress to the top surface, including any topper that stays on the bed under the protector.

Current published ranges differ

Sleep & Beyond lists adult fit up to 18 inches, while Naturepedic lists roughly 9–16 inches and PlushBeds roughly 6–15 inches. Confirm your exact size before ordering.