Made from good aluminum, they are rust and resistant, safe and durable for use, not easy to break or deform, long serving life. Hollow tube shape, they can be used to decorate your or patio. Features - Color: Silver - Material: Aluminium - Size 1: About 0.80X0.80X8.00cm/0.31X0.31X3.14in - Size 2: About 9cm/3.54in(length) - Size 3: About 10cm/3.94in(length) - Size 4: About 11cm/4.33in(length) - Size 5: About 12cm/4.72in(length) - Size 6: About 13cm/5.11in(length) - Size 7: About 14cm/5.51in(length) - Fine workmanship ensure the wind chime DIY tube practicality and durability. You deserve to have one. - Perfectly decorate your patio, garden or yard to match different family adornment style. - These empty tubes can be used in small spaces for decoration. Present your children a wind chime that you made by your own. - These metal are suitable for DIY crafts, making wind chimes or other household and outdoor pendants. - These metal are wide range of application. When the wind blows, just enjoy the chime brings. Package list: 3 x 8cm Wind Chime Making Tubes 3 x 9cm Wind Chime Making Tubes 3 x 10cm Wind Chime Making Tubes 3 x 11cm Wind Chime Making Tubes 3 x 12cm Wind Chime Making Tubes 3 x 13cm Wind Chime Making Tubes 3 x 14cm Wind Chime Making Tubes