Purple Dual Defense Mattress Protector Cal King
- California King size, pull-on closure
- Five-sided coverage, top and sides of the mattress
- Two layers: absorbent outer, water resistant inner
- Machine washable, stain resistant
- 3.1 lb, white stretch fabric
Last refreshed Sep 9, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A quiet, stretchy protector that guards the top and sides of a California King from spills without muting the mattress feel. Pocket depth is not listed, so thick mattresses need measuring first.
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ASIN: B01MRKFOS6Model: PMP-CK-01Category: Mattress Protectors
Overview
Stretching over the top and sides of a California King, the Purple protector pairs an absorbent outer layer that spreads spills with a water resistant inner layer that stops wetness soaking through. It goes on with a pull-on fit and washes in a machine.
Stretchy fabric lets hips and shoulders sink into the mattress, so the cover guards against kids, pets and food without changing how the bed feels. The listing never gives a pocket depth, so a tall mattress or added topper is a fit risk.
Who it's for
Families with pets, toddlers or breakfast in bed get spill cover on the top and sides without a crinkly plastic layer. Sleepers who need the bottom of the mattress enclosed, or a different bed size, should look elsewhere.
Pros and cons
- Absorbent outer layer spreads liquid
- Water resistant inner layer blocks soak through
- Stretchy fabric preserves mattress feel
- Quiet, no plastic crinkle
- Pocket depth not listed
- Underside of the mattress stays uncovered
- Water resistant, not rated waterproof
- Fabric type listed as plastic
Performance notes
Protection comes from the two layers working together: the outer face spreads a spill over a wider area while the inner barrier stops it reaching the mattress. Stretch in the fabric lets the surface give under pressure points, so the feel changes little. Fit depends on mattress depth, which the listing leaves out.
Specifications
| Brand | Purple |
|---|---|
| Model | PMP-CK-01 |
| Dimensions & fit | |
| Size | California King |
| Item weight | 3.1 pounds |
| Capacity & performance | |
| Age Range Description | Adult |
| Construction & materials | |
| Color | White |
| Fabric Type | Plastic |
| Included components | |
| Included Components | Mattress Protector |
| Other details | |
| Water Resistance Level | Water Resistant |
| Closure Type | Pull On |
| Product Care Instructions | Machine Wash |
| Other Special Features of the Product | Flexible, Resistant |
Frequently asked questions
Will the Purple Mattress Protector fit a California King with a thick topper?
The listing names the California King size but gives no pocket depth, so fit over a tall mattress plus topper cannot be confirmed. The fabric is described as stretchy and flexible, which helps, but measure the total height before ordering.
Is the Purple Mattress Protector waterproof?
It is listed as water resistant, not waterproof. The inner layer is water resistant so wetness does not soak through, while the outer layer absorbs and spreads liquid.
Does the Purple protector cover the bottom of the mattress?
No. It is a five-sided protector that covers the top and sides with a pull-on fit, leaving the underside open.
Will the Purple Mattress Protector crinkle when I move?
The listing says the fabric is stretchy and flexible and does not crinkle like plastic with every move.