Ask anyone who loves to cook, and they'll reveal that the secret ingredient to a perfect recipe is almost always the same thing: Butter! This birthday card is made to celebrate that Grade AA person who is the secret ingredient to all the best parties, the best dinners, the best dates - the best life. The butter shaped birthday card caption reads "Have a Butterly Brilliant Birthday", while the inside of the butter card is left blank with space for you to spread more birthday love. Uniquely shaped birthday card 100% recycled kraft envelope Blank inside Luxury, 350gsm card from sustainable forests Illustrated by hand in London Made in the U.K. 100% Recyclable Card Size (WxH): 150 x 105mm / 6 x 4in Packaging options: Biodegradable, clear sleeve or packaging-free with envelope nested inside card. This butter birthday card is part of the best-selling greeting card collection from UK based brand Sister Paper Co, each cut into unique, eye-catching shapes. The hand-painted 'butterly brilliant' design is printed in the UK onto sustainably sourced 350gsm card and paired with a 100% recycled kraft envelope. Butter yellow has been a defining shade in fashion and interiors this year, so this birthday card taps straight into a current trend. Merchandise alongside your other greeting cards, funny birthday cards, foodie birthday cards, food birthday cards, pun birthday cards, quirky birthday cards, and unique birthday cards.