The answer is clear: Yes, absolutely necessary, and TPE material is the best choice.Many car owners only install floor mats and ignore the trunk liner, only to regret it when the trunk gets dirty or damaged.

Protect the original trunk and maintain car value

The car trunk is the most easily scratched, soiled, and damp area.

A TPE trunk liner fully covers the original carpet and prevents:

Sand and water from seeping in

Luggage and tools from scratching the floor

Sharp objects from piercing the original carpet

Your car will be in better condition when reselling, with higher resale value.

TPE is waterproof and dirt‑resistant, easy to clean

Ordinary trunk liners easily absorb water, trap dirt, and grow mold.

TPE trunk liners are integrated and fully waterproof:

Spilled drinks → just wipe clean

Mud and sand → rinse directly

Wet items in rainy days → place freely

No disassembly, washing, or drying needed—extremely convenient.

Sturdy and durable, usable for years without replacement

TPE material:

Wear‑resistant and tear‑resistant

Heat‑resistant and sun‑proof

Remains flexible in low temperatures, no cracking

It normally lasts 3–5 years, much more durable than leather or silk coil trunk liners.

Custom‑fit, stable and non‑slip

TPE trunk liners are molded according to original car dimensions:

Perfectly fitted and flat

No curling, no shifting

Does not affect covers or storage compartments

They stay in place even when loading heavy items.

Clean and odorless, healthier for the car interior

TPE is eco‑friendly, odorless, and formaldehyde‑free.

It releases no harmful substances even in strong sunlight,

making it safer for baby products, food, and pets.

One‑sentence summary:

Trunk liner = Protect your car + Easy care + Higher resale valueTPE = Most durable, most practical, most cost‑effective

As long as you use your car and carry items,a TPE car trunk liner is a must‑have accessory.