Before affixing the fastener please remove dust oil and moisture from the adhesive surface/ Do not affix the fastener to water proofed or flexible polyvinyl chloride surfaces/ Do not affix the fastener to valuable goods or fragile items/ The fastener may not be affixed firmly if the surface is irregularly shaped/ The adhesivity deteriorates if you try to re stick it/ Please select this sewing type for use with an item which can be sewn/ Do not use or store in a place subject to direct sunlight high temperature or high humidity/ Keep away from fire and other souces of heat/ Do not use this product for purposes other than its originally intended purpose