Subscribe & Save is a service offered by Amazon.com that gives you a 15% discount on qualifying consumable items when you sign up for regular deliveries. You can choose to have the item delivered in a variety of monthly increments. Subscribing doesn’t lock in the price, and you can cancel or modify your subscription at any time with no penalty.
You will also notice the following option on the right side of the item page if it qualifies for Subscribe & Save :
Canceling is easy. Simply click on ‘Your Account’:
Then ‘Manage Subscribe & Save Items’
From there you can cancel, change delivery times, or skip a delivery.