DOWN ALTERNATIVE- hypoallergenic fill possesses features of lightness,breathability,elasticity and durability,especailly for allergy sufferers 100% BRUSHED MICROFIBER - fine fibres adds to natural lustre,gentle texture and excellent air permeability. LOOPS AT CORNERS- fashion design used to anchor duvet cover offers a chance to change the look of your bed and room yourselves BOX DESIGN- grid pattern makes inner fill evenly distributed,achieving maximized comfort PIPED EDGES - piping on the edge is capable of adding to durability of the comforter