ODOR ABSORBER This is Edea?s little bag of ?MAGIC? to keep tired boots fresh, cool and dry. It contains a combination of ACTIVATED CHARCOAL to eliminate odors and SILICA GEL to absorb moisture.edea-tipEDEA TIP To help your skates stay perfect Edea recommend all laces are loosened off after each session and that the tongue is put upright in the boot.NOTE: Like all Edea products this is safe and non-toxic. We do not use DMF (DIMETHYL FUMARATE) unlike other silica gels on the market.Please read the instructions carefully to get the best from this product.Dimensions: cm 27 (height), cm 7 (width). Longer inside the boot. Quantity: Each pack contains 2 odor absorbers ? one for each foot! Available in two NEW styles, Mariposa and Selfie Monster.