Addi's FlexiRoll is designed by Skacel and DellaQ to hold your FlexiFlip needles. The FleixRoll can hold a full set of metal addi? FlexiFlips (US 0 to US 8). Each case is constructed of high-quality canvas. Use the exterior zippered pocket to hold your knitting notions. Securing your needles is simple, just roll one end of the pouch towards the other, and fasten with the easy-to-use twine and button closure.