KRYPTEK KOLDO RAIN PANT HIGHLANDER MEDIUM The Koldo pant is part of our three-ply waterproof set that keeps the rain out while regulating core body temperatures. Waterproof, rugged, and durable construction is engineered with cargo pocket access, thigh venting, and ankle adjustments that provide a secure fit around your boots. The Koldo pant is a must for extreme wet weather conditions.