Zippered Cali King Mattress Protector (11-13 in Depth) - Waterproof

Our review of the Zippered Cali King Mattress Protector finds it best for sleepers who want complete, no-nonsense protection without adding bulk. The single biggest reason to buy is the full six sided zippered encasement that fully seals the mattress with a Velcro zipper seal, which keeps out liquids, dust and pests while remaining soft and quiet under bedding. Installation is straightforward and the fabric feels noticeably better than thin fitted protectors, making this a practical choice for households with pets, children or allergy concerns.

Key Features

• Six sided zippered encasement: Fully encloses the mattress on all sides so contaminants and pests are blocked from entering any surface of the mattress.
• Velcro zipper seal: Adds an extra layer of protection to prevent accidental unzipping or small openings where allergens or moisture could get through.
• 100% waterproof: Stops spills and accidents from penetrating the mattress, protecting the interior from stains and moisture damage.
• Hypoallergenic protection: Provides allergen relief by sealing out dust, dust mites and pet hair to help reduce nighttime irritation.
• Soft and noiseless fabric: Stretchable, breathable material remains quiet under sheets and preserves sleep comfort without crinkling sounds.
• Easy to install: Full zipper wraps around three sides so the mattress can be inserted and zipped closed with minimal effort.

Who It's For

This protector is ideal for owners of larger mattresses who need a secure barrier: families with young children, pet owners concerned about accidents and scratches, and people who suffer from allergies seeking allergen relief. The zippered, fully encasing design suits anyone who wants a long-term, protective solution rather than a simple fitted cover.

Those who prefer a thin fitted topper for added softness rather than full encasement, or shoppers wanting a water-resistant but non-encasing liner, should look elsewhere. Also, buyers who need specialized cooling fabrics beyond breathable stretch material may want alternate models.

Pros & Cons

Pros

• Complete six sided encasement offers thorough protection against spills, pests and allergens.
• Quiet, soft fabric maintains comfort and does not crinkle under sheets.
• Full zipper with Velcro seal makes installation easy and secures the mattress fully.
• Waterproof construction keeps the mattress dry and helps preserve longevity.

Cons

• Encasement design can feel more like a protective layer than a plush topper, so it does not add cushioning.
• May be warmer than some ultralight protectors for those who prioritize maximal cooling.

Specifications

Our Verdict

The Zippered Cali King Mattress Protector is a sensible purchase for anyone who values complete protection and easy maintenance. It delivers strong waterproofing, allergy relief and a secure zippered seal while remaining quiet and comfortable under sheets, so it represents good value for households with pets, kids or allergy sufferers who want to extend mattress life.

Frequently Asked Questions

Will this cover fit a thicker mattress?
It is designed for 11-13 in mattress depths; customers report it can accommodate slightly deeper mattresses with a snug fit.

Is the cover noisy under sheets?
The fabric is described as soft and noiseless, so it should not produce crinkling sounds under normal bedding.

Can liquids penetrate the cover?
No, the protector is 100% waterproof and built to block spills and moisture from reaching the mattress.