... 1,2,3,5,10,15 and 30 minutes Colourful Sand Timer Our products have passed CE,ISO and ROHS ... . About delivery and shipping 1,By sea We usually for our customers by sea transport.2,By air Usually by federal ... expensive, so we propose to have the goods dispatched by sea. About samplesIf you need some samples ,you can contact ... please contact with us, telephone, mail, fax. our logo Colourful Sand Timer