Umai Crate December 2018 Spoiler #3 + Coupon! Posted by Hello Subscription on November 13, 2018. Subscription Box Spoilers 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 We have the Umai Crate December 2018 spoilers! DEAL: Save $3 on your first box! Use coupon code HELLO. Each Crate will include: What do you think of the spoiler? Visit Umai Crate to subscribe or find out more!