Here’s a nice Amazon deal for you. Right now the Pure Leaf 0 Calorie Unsweetened Green Tea 12-packs are priced at $11.40 when you subscribe ($12 without subscription.) There is also a 15% off coupon you can clip on the product page to save $1.80 more, making your final price $9.60. That is only $0.80 per bottle.
Pure Leaf 0 Calorie Unsweetened Green Tea 12-packs – only $9.60 when you subscribe and clip the 15% off coupon ($0.80/bottle)