HGTV: Home Town [Returning Series] Cox Media THERAPY Kardi Heel Citrus. Block heel Open square toe Padded Upper with Fold Detail Slip On Mule Design Heel Height: 7. 1cm Mid Height Feature Heel Kardi by THERAPY the perfect slip on mule for your next wedding or event has arrived! With a mid height heel and padded vamp strap with fold detail, Kardi is both a comfortable and stylish addition to your wardrobe. With an open square toe and slip on mule design Kardi is the perfect heel for weddings and other special events to dance the night away!