Durex Play Stimulating Massage 2-in-1 is a completely safe lubricant gel smooth and comfortable love-making with your partner. Play Stimulating Massage gel contains Guarana, a native to the Amazon basin. It's rich in caffeine, which is known to enhance alertness, mood and physical endurance. Durex has a range of personal lubricants, ideal to experiment with, until you find the one that suits you best.