the new, ultimate splitboard boot from nitro . the ronda tls boot offers a responsive and professional fit that gives you incredible stability and a reactive, medium-hard flex. ideal for advanced female riders who enjoy ascents as much as descents. the cloud 8 liner and armored spine provides the best comfort and maximum support.outer bootthe vibram® ecostepâ„¢ outsole offers grip and traction with an environmentally friendly approach: it is made from 50 % recycled rubber. a high quality formula that protects the environment by reducing waste. the armored spine is an anatomically shaped heel socket for even flex and more heel hold. the flex link design is a flexible panel between the upper and lower shank that provides a smooth flex without bulging the boot. the therminator shield between the sole and liner reflects body heat back and keeps your feet warm. the proven air-dampening technology is probably the world's lightest type of shock absorption.linernitro's flagship liner, the cloud 8 liner, combines super light thermacell material with comfort and fit. the ortholite® footbed wicks moisture away from the foot and contains an antimicrobial coating to fight bacteria and odours. the ortholite® footbed also offers excellent shock absorption and maximum comfort. the re/lace liner locker offers quick adjustment of the liner, even if the outer boot has already been laced tightly.lacing system?with the tls twin lacing system you can lace up your boots in record time. with the two handles you can lace up the lower and upper zone of the boot independently. simply pull the handle upwards, snap it into place and you're done. the bail out system is designed to make opening the tls system even easier. simply pull the loop, which is located in the middle of the lacing system forward, for record-breaking times when opening the boot.