Heavy Duty Sewing Threads: The heavy-duty polyester thread has high heat & abrasion tolerance, and serves as great leather thread, outdoor thread, marine thread, weave thread, upholstery threads, hair thread, carpet thread, canvas thread, & jeans thread. Hot Pink Heavy-Duty Thread for Upholstery, Sewing, & Quilting: As heavy duty thread for canvas, webbing, fabric, vinyl, suede, fur, coats, khaki, fleece, wool, rugs, sofas, and couches and leather sewing thread, the heavy thread provides secure stitches. UV Resistant Thread: Used as home & industrial sewing thread & commercial sewing thread, the waterproof colorfast outdoor dewing thread provides long lasting stitching to boat & auto covers, shoes, boots, sails, bags, tents, awnings, & outdoor furniture. Versatile Heavy Duty Hot Pink Thread: The extra strong threads serve as sturdy weaving thread for hair sew in, wefts & wigs. As DIY beading thread, the high strength thread is also great for tatted earrings, waist beads, and seed bead jewelry making. Bulk Heavy Duty Thread for Sewing Machines, Serger, & Hand Sewing: Coated with bonding agent to reduce friction, the continuous 1500 yards all-purpose #69 210D/3 T70 thread will not unravel & yield smooth stitches. Did your car upholstery thread break on a high-speed machine? Does your hair extension thread lose color? The strong sewing thread coated with a bonding agent reduces friction and resists needle heat. Stiffer than cotton thick thread, the tough high strength thread is unbreakable with hands. The heavy duty uv thread will not shrink and is resistant to sunlight and moisture. Compatible with 16/100/ or 18/110 machine needles and size 1, 2, 3, 4, or 5 hand sewing needles, the polyester sewing thread sews without lint. With the long length, the spools of ultra strong polyester string will last several projects. For gathering, hemming, cross stitching, and embroidering, the military grade thread is essential machine thread for sewing leather, ruffle, and cashmere, contrast thread, and denim thread for jeans, pants, coats, and suits. The heavy duty upholstery thread excels in repairing chairs, boat and car seats, roman shades, mattresses, bedding, and cushions. Sustaining salt water, the marine grade sewing thread provides sturdy stitching to sails, inflatable water sport gear, swimsuit, and pool cover. The colored outdoor sewing thread is excellent for repairing sporting goods, tarps, RV awnings, canopies, automotive & convertible soft tops, horse blankets, hot tub covers, trampolines, hammocks, grill covers, umbrellas, banners, and flags. For draperies, curtains, screen covers, shades, gun holsters, horse saddles, knife sheaths, and guitar straps, the bonded poly thread provides reliable binding. The universal sew in thread reinforces buttons, handbags, purses, backpacks, wallets, suitcases, luggage, jacket, zippers, dolls, vests, belts, patches, appliques, garments, hats, or dog toys. The extra strong thread serves as great hair extensions thread and wig hair weaving thread. The super strong thread cones can also be used for binding book, flying kites, crafting pine needle baskets, fishing lures and key fobs, or warping bead looms.