NASA and Apollo Military Patch - Black Navy 100% Polyester Made of 100% polyester. Patch measures around 3 x 3 inches(different size for each patch). Different shape. It can be ironed or sewn. Glued on back. You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!