This box of 100% spun polyester sewing thread is the most popular size 40/2. It is superior quality which produces consistent stitch foundation, less breakages during high speed sewing and a high level of abrasion resistance. Great as a beginners starter pack or as a gift for a seasoned sewer. The box consists of 48 reels of 50 metres making it fantasitc value at just .33p per reel.