And the multi-functional benefits don¡¯t end there. When applied to your face and neck, Invisi-Bloc SPF40 gel creates a blurred, matte primer perfect for make-up or a fresh faced look. It¡¯s a cinch to protect your delicate face and neck from premature aging due to everyday sun exposure. Invisi-Bloc also protects against blue light damage from digital devices, which break down collagen, and environmental stressors such as pollution and smoke, and has a host of antioxidants that helps prevent signs of aging.