30LBS Premium Quality Reusable Type A Silica Gel Desiccant Beads-Rechargeable
【TYPE A SILICA GEL】: 7.5lbs Type A silica gel utilize premium quality raw material: silicon silica gel. At 77℉/25°C, RH50% it can absorb more than 22% and at RH90% it can absorb more than 34%of its weight in water vapor.