Here are some promotional offers available at blue diamond vapors:

1. New Mi Pods Promotion: They have new Mi Pods in stock, and when you purchase any Mi Pod starter kit, you get a FREE pack of Pro Pods. You will be prompted to add the gift when you view your cart just before checkout!

2. Mix and Match Offer: Buy any 4 or more blue diamond vapors flavors, and get each bottle for just $12.50. The discount will apply automatically.

3. Buy 3 Get 1 FREE Deal: Purchase any 3 Naked 100 bottles, and get a 4th bottle FREE. Simply add 4 bottles to your cart, and the discount will be applied automatically.

Blue diamond vapors offers provide customers with significant savings and added value when shopping at blue diamond vapors. Please note that promotions and discounts may be subject to change, so it's always a good idea to check their website for the latest offers.