These blue bamboo trainer socks save the puffins with 10% of profits donated to the Scottish Seabird Centre.. Trainer socks are short ankle socks perfect for summer and sports. If you're wearing low-cut shoes, you definitely want a dashing pair of trainer socks to jazz up your entire look!. To view our bamboo sock impact, read our reports here. If you'd like to explore our other charity partners, check the directory out here!