 So you ask, how do hands-free sketches slip-ins work? Well, it's like they have this invisible building shoe horn, so if it slides into place, then our heel pillow keeps your foot comfy and secure. And slip-ins are for the whole family, men, women, and kids, in all your favorite sketches styles, from sneakers to casual shoes and even sandals. Yes, even sandals. So raise your hands to the air and put your shoes on like you just don't care.