Cotton
Old denim and textile scraps get a second life as soft, elastic insulation mats. They store air, reduce noise, and feel pleasantly natural.
Characteristics
Advantages
Excellent acoustic insulation
Excellent thermal insulation
Made from recycled fibers
Biodegradable and recyclable
Disadvantages
Bulky to transport and store
Needs chemical treatment for safety
Can release toxic gases if not cleaned
Expensive