Bought three packs of "cotton" tie socks. Two more packages (from national brands) turned out to be bright and colorful. The color was barely visible on them. Most tie dyes are not effective on non-natural fibers. I would have to conclude that they are not 80% cotton as advertised.
12-Pack of Jefferies Seamless Sport Socks for Boys
45 Review
π Premium Prince Athletic Socks - Active Black Boys' Clothing for Top-performance
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Pack of 6 Seamless-Toe Quarter 𧦠Athletic Socks for Big Boys by Jefferies Socks
62 Review
Boys' Gold Toe Ultra 𧦠Tec Back Stripe Crew Socks, 5-Pack
46 Review
Funny Guy Mugs Tearaway Sweatpants: Playful Boys' Clothing for Fun and Active Days
49 Review
π₯ Stay Warm and Active with Rocky Fleece Thermal Underwear Bottoms for Boys
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Arctix Youth Pants Reinforced: Large Boys' Clothing for Active Adventures
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π Bold Pack Sleeve Active Hoodie Sweatshirt Set for Boys' Clothing - Stylish and Comfortable!
47 Review