Sister Paper Co., a female-owned London studio founded in 2021 by Emma, creates empowering illustrated cards, art prints, and wrapping paper. Their diverse and relatable greeting cards cover modern occasions, offering gender-neutral options for celebrating new babies, rainbow love hearts, beautiful bodies, and playful humor. Emphasizing representation, they foster strong female friendships and genuine connections through hand-painted artworks and unique lettering. Sustainability is a priority, with small-batch production using FSC-certified papers, renewable energy, biodegradable packaging, and recyclable products.