The Atomic BCT Touring Carbon SQS W Pole is an adjustable Backcountry Touring (BCT) pole with an aluminum upper and carbon lower to minimize weight [while maintaining durability]. The length ranges from 80 - 130 cm. SQS stands for Safety Quick-Release System that releases your pole strap when under tension to prevent arm injury from a snagged pole. The Women's denotes a smaller diameter grip for small to medium sized hands.