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Deal.ai › Buying guides

Best waterproof mattress protectors

Researched by Deal.ai's shopping agent across stores on November 9, 2026. Prices below are today's.

Top pick: SafeRest Premium Mattress Protector — the one most people should buy. It's a cotton-backed, waterproof fitted protector that stays quiet and breathable under the sheet, and it's machine washable, so it protects without the crinkly plastic feel.

Who the others suit:

  • Organic Waterproof Mattress Protector — best for anyone who wants an organic cotton top and a soft, natural feel; the highest-rated of the bunch.
  • Waterproof Mattress Protector (polyester/TPU) — the budget workhorse: stain-resistant, hypoallergenic and anti-microbial, good for kids, pets and guest beds.
  • Mainstays NexGen Zippered Protector — a full-encasement option if you want to seal the mattress on all sides (bed bugs, dust mites, spills from every direction).
  • Tempur-Pedic Protect — the premium choice for deep mattresses and a fitted, tailored feel.
  • Ultra-Tech — for very deep mattresses and a thicker, more substantial fabric.

Check the size before you buy: a few of these come in specific sizes only.

The picks

  1. SafeRest
    SafeRest Premium Mattress Protector
    #1

    SafeRest Premium Mattress Protector

    • Size: Queen, King
    • Type: Mattress Protector
    • Material: Cotton
    • Protection Properties: Waterproof
    • Length: 11.5 inches
    • Width: 11.1 inches
    $23.99at AmazonChecked 9 min agoPrices and history →
  2. O
    Organic Waterproof Mattress Protector
    #2

    Organic Waterproof Mattress Protector

    • Size:

Ask our shopping agent

It checks today's price at every store, compares the alternatives and answers in about a minute.

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Cal King, Queen
  • Type: Mattress Protector
  • Length: 80"
  • Width: 60"
  • Thickness: Fits mattresses up to 16'' deep
  • Color: Natural
  • $69.00at AmazonChecked Nov 7Prices and history →
  • W
    Waterproof Mattress Protector
    #3

    Waterproof Mattress Protector

    • Size: Split King, Cal King, Queen, Twin, Twin XL
    • Type: Mattress Protector
    • Material: Polyester, TPU (Thermoplastic Polyurethane)
    • Protection Properties: Stain resistant, 100% waterproof, Anti-microbial, Hypoallergenic
    • Length: 84 in (Cal King)
    • Width: 76 in (King)
    $12.98at AmazonChecked 28 min agoCompare 10 stores →
  • Mainstays
    Mainstays NexGen Waterproof Zippered Mattress Protector
    #4

    Mainstays NexGen Waterproof Zippered Mattress Protector

    • bed_size: Queen
    • size: Queen
    • multipack_quantity: 1
    • color: White
    $15.44at WalmartChecked 10 min agoPrices and history →
  • Tempur-Pedic
    Tempur-Pedic Protect Mattress Protector
    #5

    Tempur-Pedic Protect Mattress Protector

    • Size: California King
    • Mattress depth fit: 8" to 16" deep
    • Waterproof: Waterproof Cover
    • Fabric: polyester fabric backed with a thin waterproof polyurethane laminate
    • Fabric type: 100% Polyester
    • Color: White
    $141.75at Tempur-PedicChecked 9 min agoCompare 12 stores →
  • Ultra-Tech
    Ultra-Tech Waterproof Mattress Protector
    #6

    Ultra-Tech Waterproof Mattress Protector

    • Size: King
    • Dimensions: 78x80
    • Mattress depth: Up to 18 Inches Deep
    • Fabric weight: 260 GSM
    • Fabric composition: 40% Bamboo and 60% Polyester
    • Waterproof backing: polyurethane
    $46.00at Coop Sleep GoodsChecked 28 min agoCompare 2 stores →
  • P
    Premium Waterproof Mattress Protector
    #7

    Premium Waterproof Mattress Protector

    • Size: Twin, California King, Full, Queen, Twin-XL
    • Type: Mattress Protector
    • Material: 45% Rayon 55% Polyester (Top)
    • Protection Properties: Waterproof
    • Length: 11.81 in
    • Width: 11.81 in
    $19.45at AmazonChecked 28 min agoCompare 5 stores →
  • O
    Organic Waterproof Mattress Protector
    #8

    Organic Waterproof Mattress Protector

    • Type: Mattress Protector
    • Size: Twin XL Fitted, Full Fitted, Queen Fitted, Twin Fitted
    • Length: 80" (Twin XL Fitted)
    • Width: 60" (Queen Fitted)
    • Thickness: Ultra-thin (waterproof barrier)
    • Certifications: GOTS certified organic cotton
    $32.99at AmazonChecked 28 min agoCompare 3 stores →
  • P
    Performance Mattress Protector
    #9

    Performance Mattress Protector

    • Size: Full
    • Washable: Yes
    • Breathable: Yes
    • Absorbent: No
    • Waterproof: Yes
    • Fluid Proof: No
    $61.92at SHEEXChecked 9 min agoCompare 5 stores →
  • G
    GhostProtector
    #10

    GhostProtector

    • Elastic band width: 2”
    • Top material: Super-soft knit
    • Barrier type: Moisture-wicking barrier
    • Antimicrobial: Antimicrobial technology
    • Warranty: 10-year warranty
    • Wash temperature: cold water
    $99.00at GhostBed®Checked 28 min agoPrices and history →