Ergo Pouch Jersey Sleepsuit Bag 1.0 TOG - Size 2-4 years Features Made using organic cotton Soft and natural fibres Separate legs Silky Smooth 400 Thread Count Stretchy Side Panels Bell-shaped bottom Arms-out sleeping TOG-rated for warmth Zip enclosure Four-way zip Certified non-toxic Skin-friendly Feeding tube friendly No blankets needed Materials Body: 100% Organic Cotton Lining: 100% Organic Cotton Filling: 100% Organic Cotton Side Panels: 95% Organic Cotton / 5% Elastan Sleeves: 95% Organic Cotton / 5% Elastane Care Instructions Machine washable Extra Info CATEGORY 2: CAUTION KEEP AWAY FROM HEAT AND FLAME TOG stands for Thermal Overall Grade, which is a unit of measurement used to calculate the thermal insulation of a product, usually in the textile industry. **Our sleep garments are given a TOG rating according to the warmth they provide. Basically the higher the TOG, the warmer the product. **To help parents understand which TOG values are right for differing room temperatures, a set of guidelines has been established as per below: 0.2 TOG ideal for room temperatures between 24C and 27C 1.0 TOG ideal for room temperatures between 20C to 24C 2.5 TOG ideal for room temperatures between 16C to 20C 3.5 TOG ideal for room temperatures below 16C It is important to check your baby regularly to ensure that they are comfortable and that they do not overheat.CAUTION: KEEP AWAY FROM HEAT AND FLAME