These wooden hello world discs are the perfect way to announce your babies arrival to the world! Design is lasted engraved onto 1/4” maple wood. Wood grain will vary from piece to piece. Sign measures approx 4.3”w x 5”h Wood is sanded smooth and easy to write on. We take the extra step and seal our signs so the ink does not bleed into the wood. We recommend using a sharpie fine tip marker.