Redefining and Re-engineering ‘Mask’ Uncompromising experience. Unparalleled protection. World’s first transparent FDA Registered, U-15 HEPA N99+, Self UV-C sterilizing smart mask. Designed for tomorrow. Leaf - The brink of technology in the wearable mask strata. Redcliffe Medical has partnered with an array of educational and research institutes across Europe and the US to facilitate constant research encompassing various aspects of filtering capability, efficiency and reliability. This ensures that all Leaf units get the latest in filter tech, compatible with the advancing times. Some of the key areas of interest in our research are below. If you think you have a suitable data or solutions for any of the advancement mentioned, we would love to hear from you at research@leaf.healthcare. Redcliffe Medical has setup a grant of upto $1Mn to support any such innovation deemed suitable.