Another great Twisty McBendy feature is it’s ability for customizing the fit of your glasses, they are especially beneficial for those with hard-to-fit faces and anyone who needs to accommodate long eyelashes. Beyond fit, Twisty McBendy’s unique memory flex material allow you to modify airflow and ventilation behind the lens by providing the ability to increase or decrease the space between the glasses and your face. The Twisty McBendy frame features adjustable temple tips along with adjustable frame front so you can give yourself a complete custom fit.