Can last up to 10 times longer than most other brushes and up to 20 times longer than most other sponges under normal use Sponge-type brush area Comfortable handles Model 1929M20 is a thin, bendable brush that can reach where hands and conventional brushes can not. It can slip into the…

Special formula foam does not absorb water and does not become soggy and limp Will not scratch or chip tubes Can last up to 10 times longer than other brushes and up to 20 times longer than sponges

24 or 48 in. lengths Flexible vinyl brushes fit tubes with 1/2”, 3/4” and 1” diameters. Available in 24” or 48” lengths, brushes are suitable for aquariums, laboratories and other scientific equipment.