The high rebound soundproofing foam is made of two layers. One is made of low density part and the other is made of high density part. The two layers together effectively insulate noise with the foam cell structure for maximum sound absorption.
eBay
Replacement Ear Pads For Sennheiser HD 450BT 458BT 300 4.30 4.20 400S 350BT Headphone Accessories Ear Cushion Memory Foam Cover
Aliexpress UK
Car, Caravan. It is two silver coloured durable outer layers with 3mm of foam sandwiched between, sealed as one product. Really easy to work with and cut, simply coat with securing glue using a paint brush, and set in place.
eBay
Replacement Ear Pads for Jabra Evolve 20 20se 30 30II 40 65 65 Earphones Earpads Soft Memory Foam Sponge Cover Headset Sleeve
Aliexpress UK
This easy to install car sound deadening foam is ideal for roofs, doors, wheel arches, boot and parcel shelf applications. 【1】Sound deadening and thermal insulation foam for use within vehicle interior and exterior.
eBay
100/200/250ml Plastic Foaming Bottle Shampoo Lotion Shower Gel Foam Pump Soap Mousses Liquid Dispenser Cosmetic Empty Bottle
Aliexpress UK
Upgrade your campervan with RoamCozy, the premium insulation designed to keep you comfortable in every season. 10m RoamCozy Campervan Insulation – Stay Warm, Travel Far. Transform your van into a cozy retreat with RoamCozy, designed and manufactured by Shore Vans.
eBay
6PC Memory Foam Ear Tips for SM-R177 Galaxy Buds2/Buds 2 Pro Earphone Replacement Ear Buds Ear Cap Ear Plug Eartips for Earbuds,
Aliexpress UK
Ethafoam also known as Stratocell or Jiffy Foam, cut to size, in many thicknesses, in White or Dark Grey, please choose from the drop down lists above. The key properties that make this foam an ideal foam: Resistant to water & moisture Excellent strength Shock & vibration-absorbing Resilient and lightweight. High load-bearing Impervious to mildew, rot and bacteria Environmentally friendly Aesthetically, Ethafoam/Stratocell/Jiffy polyethylene foam looks very similar to polystyrene foam and is often confused by this. However, the physical density, chemicals and characteristics of Ethafoam/Stratocell are entirely different from those that form polystyrene and should not be substituted without careful consideration. Efoam is one of the leading suppliers of Ethafoam/Stratocell in the UK.
eBay
Replacement Ear Pads For Sennheiser HD 450/440/430/4458/400S/350 BT Headphones Memory Foam Ear Cushions High Quality Ear Cover
Aliexpress UK
Class O Armaflex is dust free, fibre free and CFC free with an ODP of zero. Genuine quality Armaflex. Aside from restricting energy losses, insulation also prevents condensation and the associated risks of pipe corrosion and mould growth.
eBay
3Pairs Memory Foam Eartips For Samsung Galaxy Buds 2 Pro Anti-Slip Replacement Earbuds EarPlugs Ear Pads Caps Accessories L/M/S
Aliexpress UK
APPROX 7mm THICKNESS. Provides excellent acoustic insulation and soundproofing. Provides excellent thermal insulation. Does not rot or go mouldy.
eBay
Garden Knee Pads For Unisex-Adult, Flooring Kneepads with Foam Padding, Comfortable Kneeling Cushion for Gardening, House Clean
Aliexpress UK
A fast curing, adhesive foam that has been specially developed for the rapid installation of plasterboard, insulation boards, floorboards and roof decking. Supplied in an aerosol can, the product can be used with a standard foam gun.
eBay
KBEAR KF01 Memory Foam Eartips In-Ear Covers Earphones Tips Noise Isolation Reduction Headphones Eartips For KZ ZS12 PRO X ZA12
Aliexpress UK