Masterton Birthday Party Guests - 17 Kiddos Location: 2808 Alsatia Dr. Austin, TX 78748 Dry Ice and Slime./Silly Putty Making 1 - Mentos Geyser (Free of Charge) Goodie Bags :Supplies will be brought to party to be placed in customer provided goody bags. Invitation not needed and will be replaced with extra goody bag item.