Brim: Pre-Curved Brim

(when new straw and bite valve used together)

or adding weight

The above list is the official list from Stans

TLD 26.1 Stage Stunt MIPS Helmet - XL/2XL - Drone Black Out of Stock Brim: Pre-Curved BrimBack by popular demand, the iconic Troy Lee Designs 3 4 helmet returns reengineered for the next generation of Enduro and E MTB riders. The all new Stage Stunt delivers the perfect blend of ventilation, protection, and comfort, making it the go to open face helmet for all day epics and unpredictable race stages. Inspired by the benchmark setting Stage full face, the Stage Stunt shares the same DNA, featuring cutting edge safety and performance