Slutbox Coupon: Get $50+ in Womxn-Owned Brands With Your First Box! Posted by Hello Subscription on March 8, 2019. Subscription Box Coupons & Deals / Slutbox Coupons Hello Subscription may earn compensation via links in this post. Read the full disclosure Save for Later Notification Slutbox has a new sale! In honor of International Women’s Day, get an extra $50 of goodies from our FAVE womxn-owned brands in your first SlutBox! Use coupon code WOMXN to redeem. Are you getting Slutbox?