"Your mom drives an Uber". You can take it as a compliment or as a diss, but at the end of the day her five-star rating is no joke. #factz This patch measures 3.90" x 1.25" and has an iron-on back. We use HeatNBond Ultrabond iron-on backing, but we advise our customers to use the iron-on backing at their own discretion and cannot guarantee that it will stick to all fabrics. Please make sure material is prewashed with no fabric softner prior to ironing on patch. have We recommend sewing the patch on for best results.