Bonus Items are pieces you can add to your case on top of the item count included in your rolling subscription.
These are one-time bonuses that are added to your account. They can be used in any order, and usually have an expiration date. Cancelling your subscription will remove any bonus items currently stored on your account.
Additionally, you can purchase one-time bonus items while in Your Case for any order! Bonus items are $20 each per month and can be purchased in discounted Bonus Item Bundles.