Sleeping Bag - ImeeDown Wild Wind I Features Certified 750+ Fill Power Goose ImeeDown, Passive collar , Classic Trapezoidal Foot Box, Down Defender to improve water-Resistance in Wet Conditions, EN Tested, GroundLevel Side Seams, Locking Zippers, 3DContoured Hood, #5 YKK Two Way Zipper Sliders, Zipper Guards Details Fabric: Nylon Ripstop Shell Liner: Plain Weave WR nylon Filling: 400G Goose Down Total: 800G Size: 183cm Zipper: YKK, Left hand, Two-way Temperature: Perfect Low to -4 C OEM: Every detail here is for reference, you can name each detail for your own demand.