The Zenu culture of Colombia are masters working with  caña flecha, a cane grass once common, now grown in family plots. The Zenu  split the cane into fine strips, tint with natural dyes, then weave the strips in beautiful patterns and colors over hand-cut PVC.  They are one size only, but can be stretched  a little, and nicely finished along the edges. 
 
1" and 1-1/8" wide x 7-1/2" around.
Avanlable in black& white, naturals, and brights