Mighty Mo Kids Sleeping Bag (3-5 years)For Explorers Aged 35 Years Height 36" 48" The "I rolled out of my sleeping bag" era of camping is officially over. The Mighty Mo is a parent designed, wearable sleeping bag that ensures your preschooler stays warm, snug, and safe all night long. Built like a cozy parka but engineered like a technical sleeping bag, the Mighty Mo gives your "mini mountaineer" the freedom to move without the risk of waking up cold. Why Parents (and Kids) Love the Mighty