User Friendly

1. Light

1.1. Helium

1.1.1. Helium stations at airports

1.1.2. Sacs in sides of case that can be filled

1.2. Outer Material

1.2.1. Titanium

1.2.2. Multi-Rebonded- Mixed Foam

1.2.3. Polyethylene Foam

1.2.4. Plastic

1.2.4.1. Recycled

1.2.4.1.1. Could appeal to more coustomers

1.2.4.2. Cheap easy fabrication

1.3. Smaller case

1.3.1. Make design of case smaller

2. Lasting

2.1. Design

2.1.1. Shape

2.1.2. Netting

2.1.3. Zippers

2.1.4. Wheels

2.2. Material

2.2.1. Fabric

2.2.2. Plastic

2.2.3. Metal