Flippin out The brilliantly magical Crocs Chameleons adds a flip for the girls this summerthe Crocs Chameleons Adrina Flip. Using innovative color-changing technology, the TPU upper straps transform from one eye-catching color to another when exposed to the sun. It's like magic! Color-changing Details Citrus/oyster straps change to kelly green in the sun. Each Crocs Chameleons product is unique. Colors may vary from item to item based on the individual nature of each specific product & weather conditions. Crocs Chameleons Adrina Flip Details Innovative color-changing technologysee them change when you step into the sun. Easy-on-&-off comfort & lightweight flexibility. Tiny nubs along the foot bed provide a massage-like feel. Materials Comfy Croslite material foot bed creates a custom form-to-foot fit. Non-marking Croslite material outsole. Color-changing TPU straps.