What Our Gearhead(R) Experts Are Saying:"The Sitstarter is a game-changer for low starts. Its compact design fits easily into my main crash pad, and the closed-cell foam provides just the right amount of cushioning for sit starts and low traverses."We know that bouldering often begins low to the ground, and the Black Diamond Sitstarter Boulder Accessory is designed to make those sit starts more comfortable. With its . 25-inch closed-cell foam padding, it offers a cushioned surface that protects against rocky or uneven terrain. The compact, foldable design allows it to fit seamlessly inside your main crash pad, making transport effortless. Whether we're warming up or projecting a new problem, the Sitstarter provides the comfort and protection we need to focus on our climb.