This is a type of overalls with adjustable shoulder straps.  Its material is thick and elastic.  Its washing process is yeast washing.  Its big pockets can hold a lot of things.  It only has one color at present. If you want other colors, you can contact us for customization.Material: Polyester / Cotton Technics: WASHED Wash: Enzyme Wash Closure Type: Button Fly Jeans Style: Overalls Style: Casual • SUPERIOR COMFORT FIT: These roomy denim overalls feature durable triple-stitched seams for added strength, a watch pocket, hammer loop, a convenient dual pocket for cell phone, pliers, ruler, etc., and a large bib pocket w/ pencil division. • STURDY FUNCTIONALITY: These generous fit overalls are built for hard work & equipped for comfort & convenience with cross-over high-back shoulder straps, dual button holes in the bib for a pocket watch fob & roomy straight legs that can fit over boots. • TOUGH & ROOMY: Want a comfortable & extra-tough alternative to traditional belted work pants? Try our bib overalls in durable cotton duck or finely woven cotton denim. Both resist snags & tears, & sturdy triple-stitching & beltless roomy fit seal the deal. Breathable. • We make jeans, outerwear, school & work uniforms, sports shirts, kids wear, hats, socks, underwear, boots, gloves, belts, eyewear, backpacks, bags & much more.