This transparent cool spandex hair cap is designed to secure and prepare hair and hairpieces comfortably and reliably. With a flexible elastic band and a one piece design, it fits most head sizes and works well with human hair products. Key benefits Comfortable fit: Cool spandex stretches for a snug but gentle hold and prevents slipping during styling or wearing. Low visibility: Transparent color sits discreetly under wigs and hairpieces without altering appearance. Secure hold: Elastic band keeps the cap in place for consistent styling and longer setting times. Durable construction: Made to withstand regular use while maintaining shape and stretch. Accurate description: Product matches the listed specifications and quality expectations. Features and specifications Color: Transparent color Material: Cool Spandex Quantity: 1 Piece Size: Average size with elastic band for most head shapes Quality promise: 100% real descriptions and Compatibility and performance Designed to work with human hair products, wigs, and extensions. Breathable spandex provides comfort during extended wear and while styling. Elastic band provides a secure fit without excessive tightness. Practical use scenarios Wig preparation: Use the cap to flatten and secure natural hair before applying a wig for a smoother fit and natural look. Styling and setting: Wear the cap while setting hair or hairpieces to maintain shape and improve hold during heat styling or setting routines. Storage and protection: Use the cap to keep hairpieces and extensions tidy and protected when not in use. Why this product Simple, reliable design that focuses on fit, comfort, and discreet appearance. Suitable for daily styling, professional use, and travel. Sold worldwide and available in international markets for over 20 years, reflecting consistent demand and practical performance. What you get One transparent cool spandex hair cap in average size with an elastic band, ready for immediate use with wigs, extensions, and other human hair products.