The closure is so secure due to its triple seal. You can confidently add your sheets, pillows, comforter, and blankets without worry about any uninvited guests taking over your bed with All-In-One Zip-Up Mattress Protector.
eBay
Solid Plain Waterproof Fitted Sheet Mattress Protector Queen King Mattress Cover Anti-bacterial Bed
Aliexpress UK
The zipper that holds it shut has just broken from the pressure, as you can see. Original MSRP at Kohl's for this was 129.99. It's a pretty nice one. Its Waterproof, blocks bed bugs, and it zippers locks.
eBay
Waterproof Mattress Topper with Elastic Band Quilted Protector Pad Bedspread Winter Mattress Cover
Aliexpress UK
Technologically Advanced Design: This mattress cover features a three-layer system; the triple seal closure features hook-and-loop and zipper closures along with a protective inner flap. Great Fit: Our mattress protector fits beds up to 15” deep.
eBay
100% Thailand natural latex mattress with cover natural rubber pure mattress 1.5m/1.8m bed thickened
Aliexpress UK
Expandable Mattress COver. Expandable to 20" deep suitable for any mattress. Expandable to 20" suitable for any mattress. Easy expandable zipper fit. Bed bug blocker. QUEEN 60"W x 80"L x 9" to 20" Deep.
eBay
Waterproof Throw Mattress Cover Bed Fitted Sheet Mattress Protector Single/Double/140/160 Muti Size
Aliexpress UK
Expandable to 20" deep suitable for any mattress. Expandable to 20" suitable for any mattress. Allergy Bed Bug Mattress Cover. Easy expandable zipper fit. Bed bug blocker. QUEEN 60"W x 80"L x 9" to 20" Deep.
eBay
Winter Warm Velvet Mattress Toppers Dormitory Bedspread Fold Tatami Thin Mat Non-slip Mattress Cover
Aliexpress UK
We have an exclusive Seal Technology that blocks bed bugs, dust mites and feathers from escaping. This mattress protector is water proof, made out of soft, quiet, breathable material, perfect for all-purpose protection, particularly for those with Asthma and other Respiratory conditions.
eBay
1pc Velvet Quilted Mattress Topper with Elastic Band, Thickened Warm Non-Slip Mattress Cover for Bed
Aliexpress UK
Mattress Protector with Bed Blocker. Pictures are provided.
eBay
100% Thailand natural latex mattress with cover natural rubber pure mattress 1.5m/1.8m bed thickened
Aliexpress UK
360° Fully Enclosed Mattress Protector Cover with Zipper Removeble Mattress Protector Bedspread
Aliexpress UK