Sensploration Coffee: Free Box with 3+ Month Subscription! Posted by Brandy on September 29, 2016. Subscription Box Coupons & Deals / Sensploration Coffee Coupons Hello Subscription may earn compensation via links in this post. Read the full disclosure Save for Later Notification From Sensploration Coffee: Use the code FREEBOX to get 1 month free when you purchase a subscription of 3, 6, or 12 months. Offer is valid through October 1st 2016 11:59pm PST Check out our review to find out more!