Coconuts by Matisse Del Mar Platform Slide Sandals. The Del Mar platform sandal is beach-ready with its all-over braided raffia design and a thick single band that lends itself to casual wear. Please note: due to the nature of the jute used on this style, each pair will look similar but not identical to the one pictured. These are considered natural variances and part of the intended look. Jute upper. Manmade outsole. 1.75" heel with 1.5" platform. Synthetic leather lining. Padded insole. Imported.