Includes: one (1) flashcards deck 4 x 6 x .875 inches; 40 cards plus instruction card. Do you think "tea" is a hot drink and "stan" is someone's grandpa? Bruh, your vocab's about to get a glowup! With humor and classic educational style, these flashcards will help you learn the tricky lingo of today's youth. You'll never sound basic again. Funny flashcards: great novelty gifts for anyone over thirty! File under: cool things under 20 dollars and hilarious gag gifts for men. Knock Knock is an independent maker of clever gifts, books, and whatever else we can think up; our mission is to bring humor, creativity, and smarts to everyday life. Put the fun in functional with Knock Knock stuff!