The Unisex Riviera Sandal in Nightfall channels the quiet depth of the evening sky, blending charcoal, black, and soft gray into a look that feels refined without trying too hard. Built with adjustable straps and Fleks’ signature recycled foam cushioning, it delivers an easy balance of comfort and support that carries from slow mornings to late city nights. Designed to disappear into your wardrobe while elevating everything around it, it’s the kind of sandal that simply works wherever you take it.
Sizes
Let recipient choose
Your recipient can choose the option they prefer.
Women's 5 | Men's 4
8.63" – 8.75"
Women's 6 | Men's 5
9" – 9.13"
Women's 7 | Men's 6
9.25" – 9.5"
Women's 8 | Men's 7
9.63" – 9.75"
Women's 9 | Men's 8
10" – 10.13"
Women's 10 | Men's 9
10.25" – 10.5"
Women's 11 | Men's 10
10.63" – 10.75"
Women's 12 | Men's 11
11" – 11.25"
Women's 13 | Men's 12
11.25" – 11.63"
Women's 14 | Men's 13
11.63" – 11.75"
Women's 15 | Men's 14
12" – 12.13"
No address needed
- Material: Proprietary FLEKSfoam made with up to 85% recycled performance foam waste - Footbed: Contoured FLEKSfoam footbed engineered to cradle the foot for all-day support and comfort - Arch support: Soft, thoughtfully designed arch support for gentle reinforcement - Heel support: Heel cup secures the heel for stability and a locked-in feel - Toe support: Integrated toe lock prevents forward sliding - Upper: Plush FLEKSfoam upper adapts with every step and cushions the top of the foot - Outsole: FLEKSwave EVA outsole made with 15% recycled content for durability and wearability - Construction: 100% recycled non-woven fabric spacer allows outsole to lay flat