addi Natura Bamboo double pointed knitting needles are bamboo needles at their finest. They are available in both 6" and 8" lengths and are strong and smooth for effortless knitting. Available in: 6": US0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 and 10.75 and 8": US0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 and 10.75. Sizes are listed in approximate US sizes -AND- exact metric sizes for your convenience. All addi needles are manufactured to exact metric sizes. Please Note: Every addi product purchased from an Authorized addi Dealer comes with a Lifetime Warranty from any manufacturer"s defect.