Supernatural Box Spring 2019 Sales Open Now! Posted by Hello Subscription on March 1, 2019. Subscription Box News 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 Supernatural Box Vol VI is available to order now! This box ships mid-April 2019. What do you think of the Supernatural Box? Have you seen all the boxes from CultureFly?