50% Polypropylene
30% Acrylic/Acrylique/Polyacril
20% Wool/Laine/Wolle

Uses Courtelle Acrylic.
From Wikipedia: “Polypropylene (PP), also known as polypropene, is a thermoplastic polymer”

Washing Instructions
Machine Washable
Minimum Wash Warm
40°C - 100 F
Do not bleach
Spin
Do not Hand wring
Do not iron or press
Do not dry clean.