Custom Ink is an online custom apparel printing company that specializes in creating personalized clothing and accessories. They allow customers to design and order custom products, such as t-shirts, hoodies, hats, and other apparel, for various purposes including events, team uniforms, and promotional items. The company provides design tools on their website that enable users to upload artwork, add text, and choose garment styles and colors. Custom Ink is known for its focus on customer service, offering support throughout the design and ordering process.