Arc'teryx Ion SL ChalkbagStay light on the wall. The Ion SL chalk bag delivers featherweight performance without compromise. Its siliconized polyester shell sheds water and resists abrasion, while the rapid access spiral closure locks down tight to eliminate chalk loss in transit. Secure waistband fit and dedicated brush holder keep everything within reach. Built for climbers who refuse to sacrifice durability for minimal weight. Light, durable chalk bag designed for easy