A Free Spins Bonus is a popular promotional offer in online casinos, allowing players to spin the reels of slot games without using their own funds. Typically awarded as part of a welcome package or ongoing promotions, these spins can enhance the gaming experience by providing opportunities to win real money without any financial risk. Winnings from free spins may be subject to wagering requirements, meaning players must bet a certain amount before cashing out. Overall, free spins add excitement and value, making them a favorite among slot enthusiasts.