Sock it to Me Chat Noir extra-stretchy women's and men's socks

These extra-stretchy knee-high socks feature reinforced heels and toes for durability and come in a design inspired by a black cat from a French café poster.

• The description claims the socks can maintain their size up to 21 inches in circumference without distorting graphics.
• The description claims the socks have unbeatable all-day stay-up power.
• The fabric content includes polyester, cotton, and elastane.
• The description claims the socks are certified by OEKO-TEX® Standard 100.