We can’t guarantee it’ll turn you into Mr. Robot, but you’ll be stylish and warm in the Hello World Computer Programming - Unisex Hoodie. This take on the classic cotton hoodie blends comfort with a geek-chic edge, perfect for developers, students, or anyone who appreciates clean lines and easy layering. Key Features & Design Materials: 100% cotton face; 65% ring-spun cotton, 35% polyester. Design & Detailing: Front pouch pocket, self-fabric patch on the back, matching flat drawstrings, and a 3-panel hood for a structured silhouette. Sourcing & Quality: Blank product sourced from Pakistan. Fit: Unisex sizing designed to be comfortable across a range of body types. Size Guide S: CHEST WIDTH 20 in, LENGTH 27 in (CHEST WIDTH 50.8 cm, LENGTH 68.6 cm) M: CHEST WIDTH 21 in, LENGTH 28 in (CHEST WIDTH 53.3 cm, LENGTH 71.1 cm) L: CHEST WIDTH 23 in, LENGTH 29 in (CHEST WIDTH 58.4 cm, LENGTH 73.7 cm) XL: CHEST WIDTH 25 in, LENGTH 30 in (CHEST WIDTH 63.5 cm, LENGTH 76.2 cm) 2XL: CHEST WIDTH 26 ½ in, LENGTH 31 in (CHEST WIDTH 67.3 cm, LENGTH 78.7 cm) 3XL: CHEST WIDTH 28 in, LENGTH 32 in (CHEST WIDTH 71.1 cm, LENGTH 81.3 cm) CHEST WIDTH (inches) LENGTH (inches) S 20 27 M 21 28 L 23 29 XL 25 30 2XL 26 ½ 31 3XL 28 32 CHEST WIDTH (cm) LENGTH (cm) S 50.8 68.6 M 53.3 71.1 L 58.4 73.7 XL 63.5 76.2 2XL 67.3 78.7 3XL 71.1 81.3