Muc-Off’s Microcell expanding sponge is contoured to an ergonomic shape for maximum comfort and ease of use. We’ve also vacuum packed it to take up less space and to use less packaging materials. Don’t worry though, once you’ve opened our perfectly pink sponge, it expands into an easy to use, bike and wheel friendly size!\n\n- Compact\n- Ergonomic shape for maximum comfort and ease of use\n- Vacuum packed