ShaggySwag Coupon: Get 50% Off First Box! Posted by Hello Subscription on May 25, 2018. Memorial Day Subscription Box Deals / Subscription Box Coupons & Deals Make the first comment! Hello Subscription independently researches and reviews the best subscriptions and products. Things you buy through our links may earn us a commission. Save for LaterGo to commentsNotification ShaggySwag is offering 50% off your first box for a limited time! Use coupon code 50NEWSHAGG to get the deal. Visit ShaggySwag to get this deal!