This funny Valentine’s Day card features a sperm background and the phrase “Roses Are Red Violets Are Blue I’m So Glad Your Mum Didn’t Swallow You” Cards come blank inside, are made of 300gsm premium matte card, include a C6 embossed red envelope and are A6 size only (10.5 x 14.8cm OR 4.1 x 5.8in). They come packaged in bio-degradable cellophane sleeves.