Sierra Designs Jacket Women's Portable Power Devices The Bomber is our 3-bike

The Bomber is our 3-bike behemoth

It features a race inspired build that shares technology with our athlete proven X-ium series for increased precision and power transfer

•The full-steel edges offer extra stability when venturing out of track

Full-Motion™ articulation and 4-way stretch fabric make the Katze suit an agile piece of skiwear

•Phase Correction Coating on roof prism models enhances resolution and contrast

Sierra Designs Jacket Women's Portable Power Devices The Bomber is our 3-bikeOur best selling insulated jacket for the coldest of days, the Women's Sierra is an essential winter staple to keep your spirits stoked on below freezing days. Ultra cozy and responsibly sourced 800 fill down is treated with a hydrophobic finish, helping to retain downs natural insulating properties and fluffy loft, staying dry 10x times longer, even in wet weather. Plus, a high collar, elastic cuffs and a cinch cord on the hem seals out the elements