TUFF-BLOCK® Showerfeed for cleaning hard surfaces. Nylon and polypropelene scrubbing brushes feature .028 inch diameter fill material throughout the block. Nylon is more flexible and will last the longest, while polypropelene is an economical alternative. Trim length: 1 1/2 inch.
For cleaning hard surfaces. Polypropelene is an economical alternative to other fibers.