Custom special-shape silicone switch buttons/colored key buttons

Custom colored key buttons can follow a special-shaped control layout while helping the user distinguish functions. The molded outlines may differ within the group, so color should work with those shapes rather than be the only clue to a command. Each key still needs a matching enclosure opening and an aligned internal pressing point.

Review the arrangement from the user's normal viewing and hand position. A narrow or angled key may have less usable pressing area than its total outline suggests. Keep the intended target clear of neighboring controls and ensure that the key can return without catching. An asymmetric shape should also have a definite installation orientation.

Material and dimensions can be tailored to the device. During assembly, compare the shape of each key with its intended position instead of placing it solely by color. The sheet or individual part should sit naturally on its supports. Check the complete group after fastening, including edge presses on unusual shapes that may move differently from a conventional round or square button.

Material options

Silicone. Custom formulation and color for the intended contact conditions.

Hardness selection

Silicone: 20–80 Shore A. Check the complete group after fastening, including edge presses on unusual shapes that may move differently from a conventional round or square button.

Custom dimensions

During assembly, compare the shape of each key with its intended position instead of placing it solely by color.

Fit & assembly

Each key still needs a matching enclosure opening and an aligned internal pressing point.

Use & inspection

Keep the intended target clear of neighboring controls and ensure that the key can return without catching.

Photos illustrate structure or material only. During assembly, compare the shape of each key with its intended position instead of placing it solely by color. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.