Aerotain Balloon Drone Hull Size: 2.8m diameter Balloon Design: 2 ply design Balloon Material: TPU internal, nylon external cover Gas Fill: helium gas SKU: skyballoon-aerostain-2.8m-balloon Category: Innovation Tag: balloon hull Related products Quick View Quick View 1.5m Rc Balloon Drone Quick View Quick View TCHZIP | Waterpoof & Airtight Zipper Quick View Quick View DC Power Brushless RC Lightweight Thruster 7kgf Quick View Quick View Automatic Ballonet Control System For Blimps and Aerostats