Style Glass Reading Glasses for Men and Women with Plain Mirror

Unique, patented, ergonomic reading glasses
Never misplace your readers, with the adjustable head and neck support
fashion forward, and one size fits all
7 different magnifying powers 1.00 to 4.00 are available
Strength/degree: +1.00, +1.50,+2.00,+2.50,+3.00,+3.50,+4.00
Reference:
40-45 years: + 1.00D
45-50 years: + 1.50D
50-55 years: + 2.00D
55-60 years: + 2.50D
60-65 years: + 3.00D
65-70 years: + 3.50D
Over 75: +4.00D

Made in china?