Complete set of liners included: 2 middle pocket liners and 4 bottom pocket liners for a full billiard table upgrade. Durable wearresistant rubber: constructed from wearresistant rubber, these liners are designed to endure regular play while maintaining their shape and integrity. Easy to use and install: the lightweight design facilitates hassle installation, making them suitable for players of all levels. Use scenario 1: worn or damaged pocket liners on a home billiard table to restore pocket performance and consistency. Use scenario 2: upgrade a frequently used game room table with durable liners for longerlasting pockets during regular practice or casual play. Use scenario 3: perform a quick table refresh before a casual league night or social gathering, ensuring pockets stay in good condition between sessions.