Inquiry (采购产品): thin shell hollow balls I'm working a proposal solicitation and need a thin shell ball of 3.5 inches in diameter which will contain a liquid for a period of one year. The shell will need to be as thin as possible, but durable enough to under go extreme handling. When call upon the ball shall break completely when drop to the floor fron a height of 6 feet. a critical design criteria is that the ball shell be bio-degradable. Any help will be appreciated. Regards, Jon Rominek **** Hidden Message ***** Jon Rominek 2835 Hemlock Ave Morro Bay , CA 93442 USA Company: Prodigy Products Title: engineer Phone: 805-772-0577 E-mail: runamuck64@sbcglobal.net **** Hidden Message ***** runamuck64@sbcglobal.net