Repetitive Strain Injury

[Trevor Ives]

Wrong technology- they were designed for in-tank detergents.

 

[John Bolton]

Jasbir,

I would argue the "faster drying". A properly used smooth wand produces unbeatable drying.

 

[Andrew Bines]

By using heel and toe correctly it puts a loot less strain and your hands and fingers. As Ken said lots of problems come from bad technique or maintenance of your tools.