Antibacterial Performance:
Resin is formulated with silver inorganic antibacterial agents for parts that are touched by hand.
Uses an antibacterial agent that has been tested for safety.
(Acute toxicity test (toxicity of swallowing))" "Skin primary irritating test (inflammation from prolonged touch)"
Mutogens test (effects on genes)" and skin sensitivity test (allergies))
Product Features:
Whiper brand biggest features: "mini roller head" with high straightness and strong overlay.
Reverse the main unit to "push and pull" : You can "correcting 1 character" while watching the text you want to erase (= 2-way function).
Easy Grip: Pen type.
Uses thin tape that is difficult to chip with the nib for smooth and clean writing.