Let the good times roll. Made for those of us looking for quick and easy sun protection. Sun Bumu0027s SPF50 Sunscreen Roll-On Lotion is formulated to protect our skin from harmful UV rays while keeping it soft and hydrated with antioxidant-rich Vitamin E.To use: Shake well before use. Apply generously and evenly at least 15 minutes before sun exposure. Applying less sunscreen will lower the level of protection significantly. Reapply frequently to maintain protection, especially after perspiring, swimming, or toweling.