Slider tops bags are easy to close and keep products clean and free from moisture. The openings are approximately 1-1/2" smaller than specified bag widths to accommodate the slider closure. These 3 mil Zip Top Slider bags are great for applications where quick, positive closure and ease of use are important. Ideal for use with gloved hands. Slider helps hold bag open for one hand loading. Made of 100% virgin Low Density Polyethylene (LDPE) resin that meets FDA/USDA specifications.