Telescopic support and hair dryer device using same

A telescopic support at least comprising:

• a lower step sleeve having an inner sliding guide extending longitudinally in an inner surface of the lower step sleeve and an inner-diameter adapter positioned on the inner surface, and at an upper end, of the lower step sleeve;
• and
• an upper step sleeve having an outer sliding guide extending longitudinally in an outer surface of the upper step sleeve and an outer-diameter adapter positioned on the outer surface, and at a lower end, of the upper step sleeve, wherein
• the upper step sleeve is slidably received in the lower step sleeve;
• the inner sliding guide of the lower step sleeve and the outer sliding guide of the upper step sleeve are engageable with each other to enable a linear sliding movement between the lower step sleeve and the upper step sleeve;
• and
• the inner-diameter adapter of the lower step sleeve and the outer-diameter adapter of the upper step sleeve are lockable with each other in a manner of longitudinal snap fit when the upper step sleeve is extended to its outermost position from the lower step sleeve.