Clothing sleeve for visually impaired, blind person or hear-disabled person has warning signs, reflecting or non-reflecting, which are fitted on height of upper arms of body with three black points on yellow base or person with long stick
摘要
<p>Clothing sleeve has a warning signs, reflecting or non-reflecting, which are fitted on the heights of upper arms of body with three black points on yellow base or person with long stick. The background can be reflective whereby the imprint covers half of the sleeve circumference.</p>
