Can I combine a discount code with another promotion? Steph August 25, 2020 20:47 Updated Follow Nope. Our discounts don’t stack. If used on already-discounted items, we reserve the right to void the sale. Related articles Can I use my discount code on an already discounted product? How do I apply a discount code? Do you offer military discounts? Does Kammok offer discounts? What are Kammok's domestic shipping options? Comments 0 comments Please sign in to leave a comment.