... advertising cup coaster / beer mat item:coaster / beer matsize:9x9cm standard size is 9x9cm,any other size and shape in round or ... specicalizing in producing promotional products,including variety of mouse pad, coaster, placemats,hand fan ( paper fan, PP fan, plastic fan ... visiting and any business contacts .coster, beer mat, drink coaster, beer coasters, beer cup mat, mats, promotional coasters