For your consideration, here is a Pack of 12 Craft Cardboard Tubes, New and Sealed made by Creatology.  The length of the tubes is 4 3/8 inches.  They have a diameter of 1 3/4 inches.  They are made of fairly thick cardboard and are pretty sturdy.  It will be mailed in a box for protection.  Item pictured is the actual item up for sale and comes from a non-smoking household.  (481.966u-.14z2)