Your choice: At checkout screen list up to 15 items, max 3 per sku. Enter: PL-SC-U9, CU-SU-8, etc.

Samples you choose: In the special instruction box at checkout list up to 15 items as follows: PL-SC-U9, CU-SU-8, etc. Maximum of 2 sample boxes per order and no more than 3 samples of each item.