The Dragonfly 15-20Mmhg features:

COMPRESSION
Moderate (15-20mmHg) Graduated Compression

CUSHIONING
Ultra Light Cushion Sole

FEATURES
Accu-fit Technology
Graduated Compression Leg
Turn Welt Top
Arch Support
Seamless Toe Closure

CONTENT
32% Merino Wool
31% Rayon from Bamboo
32% Stretch Nylon
5% Spandex