Even on the warmest of nights you can keep your child at a comfortable temperature. The Love To Dream Inventa Trans-Seasonal Sleep Bag is a great choice when the weather is warm or cold. Designed for children 4-12 months the Inventa Genius Cooling System has a unique feature of moderating your little ones body temperature. The Genius Cooling System will let you moderate your child's temperature during sleep time without waking them up. If you child is too warm, simply open the aqua colored zips on the front and back of the sleep bag to reveal the breathable mesh ventilation. If your child gets too cold just zip it closed again. So simple, yet so smart! The sleep bag provides your little one with extra comfort. Made with 100% natural breathable cotton and a 360 degree stretch fabric your little one is provided with superior comfort! It’s revolutionary design will keep your child cool all night. Use the back and front travel slot for easy transportation in the stroller or car seat. In 3 easy steps your child is provided with a revolutionary design, comfort and safety. COLOR: Blue. DIMENSIONS: 0.1 TOG Trans-Seasonal 4-12 Months.