BOA’s new Li2 dial platform brings a sleek, low-profile design, unprecedented durability, and improved sustainability to the L-SERIES. With incremental micro-adjustability, Li2 delivers micro-adjustable precision fit engineered to perform in the toughest conditions.

BOA® Technology integrates micro-adjustable dials, super-strong lightweight laces, and low friction lace guides onto footwear, helmets, braces and other gear, delivering fit solutions purpose-built for performance.

A breakthrough in precision fit. BOA’s new Li2 dial platform brings a sleek, low-profile design, unprecedented durability, and improved sustainability to the L-SERIES. Learn More.

BOA®'s most advanced L-SERIES dial platform, Li2, embodies multi-directional precision and a low-profile design. Offering unparalleled micro-adjustability, it enables intuitive tightening and loosening and fast, total release—ideal for athletes who demand fine-tuned control and unwavering reliability.

Jan 1, 2021 · Great fit adjustment that's easy to grasp. The latest Boa Li2 retention system makes adjusting shoe comfort precise and easy. The updated dial offers 1-millimeter increments in lace tension and...

Give your Vaypor 2023, Vaypor S, Vaypor G or Vaypor+ shoes an upgrade with the BOA Li2 Dial D kit. Kit includes four metal type D dials, lace, tool and instructions for Vaypor SL, Vaypor 2023, Vaypor S, Vaypor G and Vaypor+ shoes.

BOA dials offer smaller adjustment increments and ease of use when compared to laces, Velcro, or ratchets. The IP1 was a great dial and the new Li2 makes small refinements while keeping the same performance level.

BOA® DUAL Li2 DIALS. Equipped with the BOA® Fit System, dual Li2 dials provide precise, micro-adjustable tension at both the midfoot and forefoot, ensuring a secure, locked-in fit that enhances energy transfer and maximizes performance efficiency.

The SHIMANO S-PHYRE RC903 and RX801 shoes feature a BOA® Li2 dial. The new low-profile BOA® Li2 dial with rubber grip delivers quick and precise micro-adjustments both ways so you can easily dial-in your preferred fit.

The BOA® Fit System delivers micro-adjustable precision fit, engineered to perform in the toughest conditions on the Bont Vaypor SL BOA road cycling shoe with Li2. Lightweight and low-profile, Li2 enables multidirectional adjustments for tightening and loosening at …