Ultra light & highly breathable Unsurpassed levels of comfort Excellent support, control and grip The Tech 1-KZ is Alpinestars flagship kart boot and this latest V2 model has been completely re-modeled to be the lightest and most comfortable kart boots available. Constructed using state of the art flat knitting technology for an upper which perfectly adapts to your foot for the ultimate fit and feel. The dual ankle strap and hidden instep lacing system provide a close and secure fit for optimal support and control. Ultra lightweight construction with an unrivaled fit and feel Sleek profile adapts perfectly to the foot anatomy for an incredibly comfortable fit Textile panels and strategically placed laser cut holes provide excellent breathability to regulate the foot temperature, reducing perspiration Adjustable dual strap closure and hidden instep lacing system provide a very close and secure fit F1 derived thin rubber sole allows for increased feel and sensitivity with unsurpassed grip levels These top of the range kart boots are designed for no compromise performance and safety. They utilise an advanced seamless, thermo-welded construction consisting of