Add a touch of mystery and humour to your home with our laser-engraved slate coaster! Featuring the iconic phrase "They Don't Know That We Know They Know We Know," this 10cm square coaster is both durable and stylish. Perfect for friends and family who love a playful secret, this coaster is a great conversation starter and a unique gift. The protective pads on the bottom ensure that your furniture stays scratch-free. Elevate your decor with this fun and light-hearted addition that captures the essence of keeping secrets in style!
