Material: PU-Leather

Rechargeable via USB cable (included)
Fully charged can support 9-12hours

Can wear it outdoor? Sure, forest, mountain and some other outdoor places.
How many colors does the shoes can change? 8 colors
How to clean this led shoes? Can use mop to wipe, easy and convenient.
Are the shoes waterproof? The LED lights can waterproof and shockproof,but the shoes lining is not. Not suggest to wear it in a rain day.ow many hours for charging? +/- 3 hours. Constantly wearing for 12 hours.