If you want a certain slab, please let us know which one you want, by specifying which slab you want. 
 
Each photo will have a code, in order. Below are the codes. 
 
B1, B2, B3. B4, B5, B6, B7, B8, B9, B10, B11, B12, B13, B14, B15
These slabs are around 40 grams each. Raging from 70-120mm Height x 35-60mm Length.