- Sunflower Designer Poly-mailers. Size 10x13

Strong, Durable and great for all selling platforms.. Post Office Approved. Works with Poshmark Shipping labels. Just package your sale, remove self-adhesive strip, seal, attach shipping label and drop in the mail.. Customers will love receiving their purchase in these Designer Mailers.. You will receive 15 Mailers Free Thank you Stickers (15) With each order.