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Closed Cell Foam Sound Deadening Roll vs Uxcell Adhesive Foam Padding 6x6

Buy the NOBRAND 5mm roll if you are insulating a car hood, door, trunk or floor and need one large continuous sheet. Buy the Uxcell 8-pack if you need small cut-to-size pads for seals, gaskets, furniture or speaker cabinets. The Uxcell set is $9.99 at Amazon as of November 6, 2026; no price was given for the NOBRAND roll, so compare its live listing before deciding.

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NOBRAND
Self Adhesive Closed Cell Foam Roll Car Heat Insulation Sound Deadening Mat with Kraft Paper Backing

Closed Cell Foam Sound Deadening Roll

Self Adhesive Closed Cell Foam Roll Car Heat Insulation Sound Deadening Mat with Kraft Paper Backing

Choose the NOBRAND foam roll if you need a large 50 x 100 cm sheet of 5mm closed-cell foam for car heat and sound insulation.

Pros
  • Large continuous sheet covers a door, trunk lid or hood section in one piece
  • 5mm thickness gives more padding and insulation than 1/8 inch
  • Sold in 10, 15 and 20mm if you need more mass
  • Kraft paper backing helps it hold shape during fitting
Cons
  • PVC foam, not neoprene
  • No brand name and no listed temperature or fire rating
  • One roll only, so small jobs waste material
  • No price was provided for comparison
Uxcell
Uxcell 8 Pcs 6x6x1/8 Inches Adhesive Foam Padding Closed-cell Foam Sheet, Black

Uxcell Adhesive Foam Padding 6x6

Uxcell 8 Pcs 6x6x1/8 Inches Adhesive Foam Padding Closed-cell Foam Sheet, Black

$9.99at AmazonObserved at 4:42 PM
Visit store

Choose the Uxcell 8-pack if you need several small 6 x 6 inch pads for seals, gaskets, cushioning or small repairs.

Pros
  • Neoprene foam resists heat, cold and water absorption
  • Eight pads mean you can use a fresh piece for each small job
  • Pre-cut 6 x 6 inch squares need little trimming
  • $9.99 at Amazon as of November 6, 2026
Cons
  • Only about 3.2mm thick, thin for sound deadening
  • Small pads are awkward for large panels
  • Eight pieces total about 0.19 square meters
  • Not marketed for engine bay heat

What separates them

Closed Cell Foam Sound Deadening RollUxcell Adhesive Foam Padding 6x6
FormatOne roll, 50 x 100 cm8 separate sheets, 6 x 6 inches each
Thickness5mm (also sold in 10/15/20mm)1/8 inch, about 3.2mm
MaterialPVC closed-cell foam with kraft paper backingNeoprene closed-cell foam
Total coverageAbout 0.5 square meters in one pieceAbout 0.19 square meters across 8 pieces
AdhesiveSelf-adhesive backingSelf-adhesive backing
CuttingCut from a roll to any shapePre-cut squares, easy to trim
Temperature resistanceSold for engine bay and hood heatNeoprene rated for high and low temperatures
Intended useCar heat and sound deadeningSeals, gaskets, furniture, speakers, keyboards

Price history

  • Closed Cell Foam Sound Deadening Roll: lowest $19.98 on Nov 4 at Walmart.
  • Uxcell Adhesive Foam Padding 6x6: lowest $9.99 on Nov 6 at Amazon.

Prices at every store

Closed Cell Foam Sound Deadening Roll

  • WalmartCheck price at Walmart
  • WalmartCheck price at Walmart
Prices and history →

Uxcell Adhesive Foam Padding 6x6

  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $9.99Observed at 4:42 PM
    Visit store

Also available at

  • WalmartCheck price at Walmart
Prices and history →

Specs compared

SpecClosed Cell Foam Sound Deadening RollUxcell Adhesive Foam Padding 6x6
size5/10/15/20mm6 x 6 x 1/8 Inches
Automotive Specialty Part TypeSelf Adhesive Closed Cell Foam Roll—
Vehicle Fitment TypeSpecific—
Vehicle TypeAll-Terrain Vehicle—
Count Per Pack1—
color—Black

Questions and answers

Which is better for car sound deadening?
The NOBRAND roll. Its 5mm thickness and 50 x 100 cm size cover a door or floor section in one piece. The Uxcell pads are too small and thin for panel deadening.
Which is better for sealing gaps around doors and windows?
The Uxcell pads. Cut a 6 x 6 inch square to fit the gap, and the neoprene resists moisture and temperature swings. The NOBRAND roll works too but you would cut from a larger sheet.
Is the Uxcell foam worth $9.99?
Yes if you need small neoprene pads for seals, gaskets or cushioning. You get eight pieces for $9.99 at Amazon as of November 6, 2026. For large-area insulation, the NOBRAND roll gives more coverage per sheet.
Can either one go under a car hood?
The NOBRAND roll is sold for hood and engine bay use, but it has no listed fire or temperature rating, so keep it off hot exhaust parts. Uxcell neoprene handles heat but is thin and small for hood coverage.
Which lasts longer?
Neoprene in the Uxcell pads resists water, heat and aging better than generic PVC foam. The NOBRAND roll's lifespan depends on the adhesive holding under heat and vibration.
Do both have adhesive backing?
Yes. Both are self-adhesive. Clean and degrease the surface first, and avoid pulling on the foam right after applying it.

More comparisons

  • Self Adhesive Closed Cell Foam Roll Car Heat Insulation Sound Deadening Mat with Kraft Paper Backing vs Adhesive Foam Padding Closed Cell Neoprene Foam Sheet, 1/4" x 12" x 59"
  • Self Adhesive Closed Cell Foam Roll Car Heat Insulation Sound Deadening Mat with Kraft Paper Backing vs TroyStudio Sound Proof PEF Closed Cell Foam with Aluminum Foil, Self-Adhesive 13" x 78" Heat Shield White Foam Sheet - Waterproof Noise Vibration Thermal Insulation Roll for Home, HVAC and Car
  • Adhesive Foam Padding Closed Cell Neoprene Foam Sheet, 1/4" x 12" x 59" vs Uxcell 8 Pcs 6x6x1/8 Inches Adhesive Foam Padding Closed-cell Foam Sheet, Black

Buying guides that pick them

  • Best self-adhesive closed-cell foam insulation sheets