{"pageUrl":"https://comparethespecs.com/home-living/mattresses-bedding/what-are-the-best-mattress-protectors-for-a-king-size-bed","lastUpdated":"2026-09-05","totalProducts":5,"niche":"What are the best mattress protectors for a king-size bed?","description":"What are the best mattress protectors for a king-size bed?","products":[{"brand":"Utopia Bedding","model":"King Mattress Protector Waterproof","price_gbp":null,"origin_country":null,"specs":{"size":"King","material":"Polyester","waterproof":true,"machine_washable":true,"fitted_or_zippered":"Fitted"},"confidence_score":null,"sources":[{"label":"Walmart","url":"https://www.walmart.com/ip/418917905","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-09-05T04:19:30.084208"}],"summary":"This king-size mattress protector uses polyester fabric with waterproof protection and a fitted-sheet-style closure. It is machine washable and suits people who want practical protection from spills, stains, dust mites, and bed bugs.","ideal_for":"It suits a king-size bed because it is available in King size, uses a fitted-sheet style for a secure fit, and provides waterproof, machine-washable protection."},{"brand":"Coop Sleep Goods","model":"Ultra Tech Waterproof Mattress Protector","price_gbp":27.22,"origin_country":null,"specs":{"size":"Twin, Twin XL, Full, Queen, King, California King","material":"60% polyester, 40% bamboo-derived viscose rayon, 100% polyurethane backing","waterproof":true,"hypoallergenic":true,"machine_washable":true,"fitted_or_zippered":"Fitted"},"confidence_score":null,"sources":[{"label":"Coop Sleep Goods","url":"https://coopsleepgoods.com/collections/20-off-labor-day/products/ultra-luxe-waterproof-mattress-protector?variant=42871496260","currency":"USD","source_country":"US","price":36.8,"price_gbp":27.22,"scraped_at":"2026-09-05T04:19:23.117007"}],"summary":"This waterproof mattress protector uses breathable Lulltra fabric with a soft polyurethane backing and fits mattresses up to 15 inches deep. It is machine washable, quiet, dust mite resistant, and suitable for hot sleepers, families, pet owners, and people concerned about spills or allergies.","ideal_for":"It suits a king-size bed because it is available in King size, uses a fitted-sheet design, fits mattresses up to 15 inches deep, and provides waterproof protection with breathable, machine-washable materials."},{"brand":"Lucid","model":"Cotton Terry Protector","price_gbp":13.31,"origin_country":null,"specs":{"size":"Twin, Twin XL, Full, Queen, King, Cal King","material":"Cotton Terry, StratoSmart Waterproof Barrier","waterproof":true,"hypoallergenic":true,"machine_washable":true,"fitted_or_zippered":"Fitted"},"confidence_score":null,"sources":[{"label":"Lucid","url":"https://lucidmattress.com/products/cotton-terry-protector","currency":"USD","source_country":"US","price":17.99,"price_gbp":13.31,"scraped_at":"2026-09-05T04:19:23.117007"},{"label":"Amazon","url":"https://www.amazon.com/s?k=Lucid+Cotton+Terry+Protector","currency":"USD","source_country":"US","price":17.99,"price_gbp":13.31,"scraped_at":"2026-09-05T04:19:23.117007"}],"summary":"The Lucid Cotton Terry Protector has a soft cotton terry surface and a waterproof barrier that protects the top of the mattress from liquid, allergens, and dust mites. It is machine washable, fits mattresses 6-22 in deep, and suits people who want washable fitted-sheet-style protection.","ideal_for":"It suits a king-size bed because it is available in King size, uses a fitted-sheet-style design, fits mattresses 6-22 in deep, and provides waterproof top protection."},{"brand":"Bedsure","model":"King Mattress Protector Waterproof Cooling Mattress Pad","price_gbp":35.5,"origin_country":null,"specs":{"size":"King 78x80+18 in","material":"Polyester","waterproof":true,"machine_washable":true,"fitted_or_zippered":"Fitted"},"confidence_score":null,"sources":[{"label":"Bedsure","url":"https://bedsurehome.com/products/diamond-quilted-waterproof-mattress-pad","currency":"USD","source_country":"US","price":47.99,"price_gbp":35.5,"scraped_at":"2026-09-05T04:19:30.084208"}],"summary":"This king-size mattress pad uses a polyester construction with a built-in TPU waterproof layer and a deep pocket designed for mattresses up to 22 in thick. Its elastic edging provides a secure fitted-sheet style fit, and it is machine washable for easier care.","ideal_for":"This product suits a king-size bed because it offers a 78x80 in fitted size, waterproof TPU protection, machine-washable care, and deep pockets for mattresses up to 22 in thick."},{"brand":"Tuft and Needle","model":"Mattress Protector","price_gbp":47.34,"origin_country":null,"specs":{"size":"Twin, Twin XL, Full, Queen, King, California King"},"confidence_score":null,"sources":[{"label":"Overstock","url":"https://www.overstock.com/c/bed-protectors/mattress-protectors?t=52","currency":"USD","source_country":"US","price":64.0,"price_gbp":47.34,"scraped_at":"2026-09-05T04:19:23.117007"}],"summary":"The Tuft and Needle Mattress Protector is available in six mattress sizes and is designed to fit mattresses up to 15in high. It suits shoppers seeking a size-compatible protector for standard beds.","ideal_for":"It suits a king-size bed because the King version measures 76in by 80in and fits mattresses up to 15in high."}]}