That's The Tea Sis Vinyl Sticker
Used increasingly as slang "That's the tea, sis" is a comical way of telling someone that what they just said is the truth - even though (in recent years) it's often used in reference to gossip. We have a whole article about its origins here: https://bit.ly/2MFobob
3" x 2.38".
Water and weather resistant.
High quality and durable.