Highlights on tennis strings reduce glare and improve visibility at net. Compare tape colors, reflective materials, and on-court performance across brands.
There is a sound a crowd makes when a player turns their back to the net, spreads their legs, and flicks the ball over their own head toward an opponent they cannot see.
The between-the-legs shot gets the highlight reel and the slow-motion replay and the commentator who forgets words for a second. It is the tennis shot everyone clips.