SOLD! Brain Bonanza B - 5 - 004 CDN$10.00 Approx. 2.5cm across and 0.2cm thick. (Approx 1" across and 1/8" thick) These funky buttons resemble slices of a colourful, and creative brain. In the Polymer Clay world this is called a Brain Cane and can be done in countless different colour combinations. See the desk set section for more applicatins for this cane. This pattern can be closely, but not exactly, reproduced.