The lezyne smart energy caddy lightweight semi rigid top tube mounted smartphone holder molded eva foam structure with durable woven nylon cover compact design with extra wide clamshell opening mesh divider helps keep items in place smartphone pocket holds popular 4 5 inch models clear touchscreen compatible cover secure three velcro strap design attaches to top tube lezyne smart energy caddy features dimensions 80x60x115mm weight 81g touch screen compatable