Featuring reACTIV suspension with high flow OpenAir padding, the Black Diamond Nitro is a breathable, mid volume day tripper built for any fast paced outing. Ideal for day hikes. This product will be shipped directly from Black Diamond and will leave their warehouse in 2 3 business days. Eligible for UPS ground shipping only. . reACTIV suspension with high flow OpenAir back panel, shoulder straps, and waist belt. Because the shoulder straps and hip belt move with you, friction and hot spots are eliminated. Zippered panel access. Trekking poleice axe loops. Bike light clip. Front, side, and hip belt stretch pockets. Rain cover pocket rain cover not included. Hydration compatible with external access hydration sleeve.