The ultimate kids camping companion, the Big Mo 40 is the first sleeping bag with adjustable sleeves designed for kids ages 2-4 years old. Guaranteed to never get kicked off while your child is sleeping, no matter how much they roll, the Big Mo 40 is fun to wear and stays warm all night long. Age Range: 2-4 Years Old Best Use: Camping Temperature Range: 40°F to 60°F / 4°C to 15°C Length: 42" / 107cm Weight: 1lb 3oz / 537g Sleeves: Adjustable Open-and-Close Sleeves Shell Material: 100% Ripstop Nylon Insulation: Hi-Loft Polyester Synthetic Fill Weight: 15.5oz / 439g