TWO-PIECE PERMANENT HIGH HEEL SHOE INSERTS, FOR 2"+ heels, foot sizes 7-10*** the BALL OF FOOT CUSHION FOR HIGH HEELS piece provides soft rebounding cushioning under the metatarsals ***A TOE GRIP STOPS FORWARD SLIDE, maintains proper toe functions of propulsion & balance for better alignment & stability ***THE ARCH PIECE KEEPS WEIGHT OVER HEELS, prevents heel gaps & blisters & stabilizes the foot for a natural, non-tiring walk in high heels***THE FOREFOOT PIECE & ARCH PIECE FUNCTION TOGETHER TO STABLIZE THE FEET against the forces of downward & lateral pressure on the foot in high heels. The stabilizing effect of an insole in two pieces that holds the foot in between them makes walking in heels feel natural & less tiring on feet & legs***The Innovative shape of the soft PORON foam shoe inserts for women contours to the foot & bonds permanently to shoe insoles to never slip or crumple under pressure The inserts don't show under the foot in any shoe style, fit all foot lengths, arch heights & metatarsal heads position*** The inserts were invented in 2009 by a female researcher for professionals who work all day in high heels***PORON foam is soft, breathable, absorbs shock, protects feet & joints against impact & never feels hard, damp or slippery A proprietary process is used to sculpt the foam A FRONT OF HEEL SOFT ARC PIECE KEEPS THE HEEL IN PLACE & WEIGHT OVER THE HEEL WITH NO PAINFUL PRESSURE UNDER THE ARCH Ergonomic foam pieces are designed to not crowd the toes or interfere with normal toes function & do not fit under the heel to push the foot upwards destabilizing the shoe***Temporary glue squares are provided for exact fitting Use in normal fit or loose shoes, not for tight shoes Don't expose to mineral oil or snag the foam With care inserts will last for 300+ days of wear