Daiwabo group

Daiwabo Progress Co.,Ltd.



Rubber Sponge

▼Characteristics of rubber sponge
・Closed cell structure.
・Superior water retention, airtightness, and sound insulation.
・Good workability and easy punching.
・Good compatibility with adhesives.
・A rubber sponge which utilizes the features of raw rubber (NR, CR, EPDM, etc.).


The seamless tyre was developed by keeping evolving since 1942. We keep manufacturing high performance products which is bicycle tyres of NJS certification or bicycle tyres for road.