This pack of 50 Sealed Air Jiffy Lite Cushioned Mailers is perfect for all your packing and shipping needs. Measuring 9″ x 11″ and designed with a seal closure, these mailers provide both cushioning and protection for your items. Ideal for businesses and individuals alike, these mailers are suitable for a range of products, from delicate electronics to clothing and accessories. ****These mailers have Sun stain however this does not interfere with the function and is only cosmetic, See All Photos. Free Shipping.