Add a fun surprise to every order with this set of 36 Warning Happy Mail Stickers. Choose either Pink or Black and give your packaging a memorable touch that buyers will love. Each sticker features the playful message: “Warning: Opening This Package Will Cause Extreme Happiness” making it the perfect finishing touch for shipping boxes, poly mailers, bubble mailers, tissue wrapped orders, gift packages, mystery boxes, and boutique shipments. Perfect for Poshmark sellers who want to create a positive first impression and elevate the unboxing experience. These eye-catching labels help make customers smile before they even open their package while adding a professional and thoughtful touch to every order. Choose Your Color: • Pink • Black Features: • Set of 36 stickers • Choose one color per order • Fun warning label design • Easy peel and stick application • Great for boxes, mailers, tissue paper, and packaging • Adds personality to every shipment • Creates a memorable customer experience Perfect for clothing, shoes, handbags, jewelry, accessories, beauty products, collectibles, gifts, boutique orders, giveaway prizes, and specialty items. Keywords: happy mail stickers, warning stickers, packaging stickers, thank you stickers, shipping labels, package labels, mailer stickers, box stickers, customer appreciation, boutique packaging, order packaging, gift packaging, unboxing experience, seller supplies, packaging supplies, package inserts, Poshmark supplies, shipping