OOK 50 ft. 10 lb. 18-Gauge Aluminum Hobby Wire 50176 - The Home Depot
Amazon.com: Silver Aluminum Craft Wire, 5 Assorted Sizes (1 mm, 1.5 mm, 2 mm, 2.5 mm and 3 mm in Thickness) Aluminum Wire Rolls for DIY Sculpture and Crafts, Each Roll 16.4 Feets / 5 Meters Length
Amazon.com: TecUnite 65.6 Feet Silver Aluminum Craft Wire, Soft and Flexible Metal Armature Wire for DIY Manual Arts and Crafts (1.5 mm)
obmwang 32.8 Feet Silver Aluminum Wire with 1 Side Nose Plier Bendable Metal Craft Wire Armature Wire for Doll Skeletons DIY Crafts Halloween Decorations (3 mm Thickness)