Expert Car Interior Reviews Since 2026

Car Interior Glossary

Plain-language definitions for the terms you'll see across our reviews and guides.

Cargo Net

A stretchable mesh net used to secure loose items in a trunk or cargo area, preventing shifting during turns or stops.

NVH (Noise, Vibration, Harshness)

An engineering term describing how much noise and vibration reaches the cabin — relevant when accessories add or reduce rattling.

OEM (Original Equipment Manufacturer)

Parts or accessories made to match a vehicle's factory specifications, as opposed to aftermarket universal-fit products.

UV Inhibitor

A coating or material additive that slows down sun-related fading, cracking, and material breakdown over time.

Headrest Strap

A mounting strap that loops around a headrest post to hang a backseat organizer or accessory securely.

Non-Slip Backing

A textured underside layer on a mat or cover that grips the seat or floor surface to resist sliding.

Gap Filler

A wedge-shaped accessory placed between the front seat and center console to block items from falling through the gap.

Reflective Coating

A metallic or foil-based layer on sunshades that bounces solar heat away from the windshield rather than absorbing it.

600D Polyester

A durable woven polyester fabric commonly used in organizers and bags, rated by denier (D) for thread thickness and strength.

Airbag-Compatible Seat Cover

A seat cover designed with seams or perforations that won't interfere with a side-impact airbag's deployment path.

Tie-Down Point

A reinforced anchor loop in a trunk or cargo area used to secure straps from organizers or cargo nets.

Gooseneck Mount

A flexible, bendable arm on a phone mount that holds its shape once adjusted to a desired viewing angle.