Snowfall is our straight fit down jacket, with a hip length. The ultimate stylish protection made of high quality french down. Boy's height is 127 cm / 4'2 and wears a size 6Y. ABOUT OUR DOWN JACKET A natural product offering absolute comfort. Breathable – Light – Warm – Soft – Water Repellent Filling 80% down / 20% feathers Filling power ( FP) :700 cui/lb standards IDFBFILLING Indicative temperature range : +10°C to -10°C