A plastic or waterproof dog bed cover helps shield a mattress or foam insert from pee, spills, drool, and everyday dirt. The EechicSpace liners are best for buyers who want a zippered waterproof barrier in a specific size; PAWFINITY is better for full-coverage protection; and COSHNIBI suits larger beds or DIY-filled cushions. Check your bed’s measurements and whether you need a liner or an outer cover before choosing.
| Product | Best For | Listed Size |
|---|---|---|
| EechicSpace Waterproof Liner | Waterproof foam protection | 36 x 27 inches |
| Panabana Waterproof Liner | Washable, zippered liner | 36 x 27 inches |
| PAWFINITY Waterproof Cover | Full coverage and wipe-clean surface | Size not specified |
| COSHNIBI Dog Bed Cover | Large beds and DIY filling | Up to 44 x 32 x 4 inches |
| EechicSpace Waterproof Liner | Smaller foam inserts | 36 x 24 inches |
EechicSpace Waterproof Liner, 36 x 27 Inches

This zippered liner is best for buyers who want to protect a foam insert from accidents, spills, or drool without replacing the entire bed. Its 95gsm polyester and TPU layer is described as fully waterproof, keeping liquid from reaching the foam. The fabric is listed as OEKO-TEX Standard 100 certified.
Liquid can be wiped from the surface, or the liner can be unzipped and machine-washed cold. It is designed to match EechicSpace egg crate inserts and is stated to fit most standard dog bed foam or mattresses. Measure the insert before purchase; the listed 36 x 27-inch dimensions may not suit other bed sizes.
Panabana Washable Waterproof Bed Liner

Panabana is best for owners seeking a reusable liner that wraps around a dog bed core. Its water-resistant coating is intended to protect the bed or pillow from pee and other liquids. A full-wrap zipper encloses the cushion or foam, and the liner is machine washable for repeated use.
Choose this if your priority is a removable layer that can be washed instead of cleaning the entire mattress. The listed size is 36 x 27 inches. The product description calls the coating water-resistant, so buyers who need a specifically fully waterproof barrier may prefer a product described as fully waterproof. Confirm the original core’s measurements for fit.
PAWFINITY Full-Coverage Waterproof Bed Cover

PAWFINITY is best for buyers who want an outer cover with waterproof protection on all sides. The listing describes waterproof fabric and an inner leakproof coating intended to help stop liquids from reaching the bed. Its smooth surface is designed to release hair, dirt, and crumbs, and can be wiped clean; the cover is also machine washable.
The product description highlights use for puppies in potty training and senior dogs prone to accidents. It also describes PlioraX Oxford fabric as lighter and smoother than conventional Oxford fabric, with resistance to everyday scratching and wear. The supplied product details do not state dimensions, so check the available size information before ordering.
COSHNIBI Waterproof Cover, 44 x 32 Inches

This cover is best for buyers with a larger mattress or those who want to make a bed using their own filling. It is sized for dog mattresses up to 44 x 32 x 4 inches and uses 600D fabric with a PU waterproof design inside. The listing also describes the fabric as tear-resistant.
The cover-only design can hold blankets, pillows, old clothes, sponge pads, or shredded foam. That makes it a flexible option for repurposing household materials into a dog bed. Measure the mattress carefully, including thickness, because the stated maximum dimensions are specific. Buyers looking for an included cushion should note that this listing is for the cover only.
EechicSpace Waterproof Liner, 36 x 24 Inches

This EechicSpace liner is best for a foam insert measuring 36 x 24 inches. Like the 36 x 27-inch version, it has a 95gsm polyester and TPU layer described as fully waterproof. The listing says the liner helps keep accidents, spills, and drool from reaching the foam, and that liquid can be wiped away or cleaned by machine-washing the liner cold.
It is designed for EechicSpace egg crate foam inserts and is stated to fit most standard dog bed foam or mattresses. Choose it over the larger EechicSpace liner only when the smaller dimensions match your insert. Measure the foam first, since a close but inaccurate fit can make it difficult to close the zipper comfortably.
Buying Guide: How to Choose a Plastic Dog Bed Cover
Do you need a liner or an outer cover?
A liner fits around the foam or cushion inside a bed and adds a protective layer beneath the outer cover. An outer cover is the visible surface your dog lies on. Choose a liner when protecting the bed core is the main concern; choose an outer cover when you want a removable surface that can be wiped or washed.
How should you measure a dog bed?
Measure the foam or mattress itself, not just the bed’s outer fabric. Record length, width, and thickness, then compare all available dimensions with the product listing. A cover with a zipper still needs the right fit to enclose the insert properly. The listed 36 x 24-inch, 36 x 27-inch, and 44 x 32 x 4-inch options serve different bed sizes.
What waterproof details matter?
Product descriptions use terms such as “water-resistant” and “waterproof.” Panabana describes a water-resistant coating, while EechicSpace, PAWFINITY, and COSHNIBI describe waterproof construction or layers. If liquid protection is the priority, compare the stated barrier and whether it covers the whole bed or only the insert.
How important is cleaning?
Check whether the product is wipeable, machine washable, or both. A wipe-clean surface can make small messes easier to handle, while a washable cover can be removed for more thorough cleaning. Follow the care instructions in the product listing; the EechicSpace liners specifically say to machine-wash cold.
Frequently Asked Questions
Can a waterproof dog bed cover protect foam from urine?
A cover described as waterproof is intended to help keep urine from reaching the foam. Protection depends on proper fit and the product’s construction. Check whether it covers the entire insert and keep the zipper fully closed.
Are dog bed liners machine washable?
Some are. The EechicSpace and Panabana listings describe their liners as machine washable. Review each product’s care instructions before washing.
Is a dog bed cover included with the mattress?
Not necessarily. The COSHNIBI listing specifies cover only. Check the product description to see whether a mattress or foam insert is included.
Should I choose a liner or a washable cover?
Choose a liner to add protection around the inner foam. Choose a washable outer cover if you want to clean the dog’s contact surface. Some buyers may use both, provided they fit together properly.
What size plastic dog bed cover should I buy?
Match the cover to the length, width, and thickness of the bed core. Measure before ordering rather than relying on the bed’s general size label.