All Feather Flags from 4over are premium quality, produced on 3oz polyester and printed using superior dye sublimation equipment for the longest lasting color available. Ideal for advertising businesses, events and trade shows. Available with indoor or outdoor hardware. Flags can be folded, stored and assembled with ease.Single-sided is a 40 print with two options no sleeve and black sleeve. No sleeve is our standard flag option where the art will go to the edge of the pole. For an additional cost, you can add the black sleeve for reinforcing and increasing the durability of your flag. Please note, double sided flags (44) will always have a black sleeve. Double-sided is a 44 print. This product consists of two 3oz flags sewn together with a block-out material in the middle to avoid transparency, which will allow you to upload an image on both sides. All double-sided flags will come with black sleeve as a standard option.