These spools are great to have handy around your farm or greenhouse. Use to tie up crops or to give large potted plants extra support. Made of 100% natural jute, each roll is 3 ply and measures 250 ft. long. Natural Jute is biodegradable, so any pieces left in the garden after the season break down easily. Spools are designed to fit our Quick String Dispenser. Stock up and save!