This felted entrelac tote includes all the colors of the rainbow for a cheerful and extremely useful project tote. Each rainbow color requires approximately 138 yards (126 meters) of worsted weight wool. Black worsted weight cotton is carried with the wool throughout the whole project for additional texture and strength. Use approximately 708 yards (645 meters) of cotton. There is an optional exterior pocket, also in rainbow colors, for additional functionality. The pattern includes directions for knitting backwards, which will facilitate smoother and faster knitting of each rectangle or triangle. Knitivity.com has a handy pak of rainbow colors in worsted weight wool.