A product customizer is a tool or feature that allows customers to personalize or customize a product according to their preferences before making a purchase. This customization can include selecting specific features, colors, sizes, materials, and even adding personalized text or images. Product customizers are commonly used in various industries, such as apparel, footwear, accessories, electronics, and more. They provide customers with a unique and tailored shopping experience, often leading to increased engagement, satisfaction, and conversion rates.