material and exact size: Made from durable polyester, this tennis backpack measures 43 cm x 29.5 cm x 4 cm (approx. 16.93 in x 11.61 in x 1.57 in). Lightweight construction provides longlasting use without adding bulk. Adjustable carrying options: The strap length is fully adjustable to use as a backpack, a singleshoulder bag, or a crossbody. Quickly switch configurations to suit your activity and comfort. Practical storage and compatibility: Wide opening design fits tennis or badminton rackets and allows room for essential small items. Keeps racket access simple while securing items for training or travel. Clean, athletic style: Solidcolor, minimalist design pairs easily with sportswear and casual travel outfits. The lowprofile look is functional for daily commuting as well as for the court. Easy maintenance and performance: Polyester resists wear and is easy to wipe clean after practice. The bag's slim profile makes it simple to carry alongside other gear or store in lockers. Use scenarios: Court session: Carry a racket and essentials (phone, keys, wristbands) to practice or a match using the crossbody or shoulder mode for quick on/off access. Commute to work or school: Use the backpack mode to keep hands while transporting a racket and small items between home, office, or campus. Short trips or gym visits: Use the bag for light travel or gym sessions where you need a racket plus a few small items without a large sports bag. What this solves: Eliminates the need for multiple bags by offering three carrying styles. Protects and organizes a racket plus small essentials in a compact, easytocarry design. Provides a durable, easycare solution that adapts from daily use to sportspecific needs.