ADA Sandra Waist Belt in Tan. ADA Sandra Waist Belt in Tan. Genuine leather belt. Buckle closure. Snap button accents. Measures approx 2.5 H. ADAR-WB19. SEB UMSANDRA. Born into a family who encouraged the arts and self-expression, Ada learned from a young age to channel her own style and creative abilities. While traveling through Europe and South America, she was inspired to add edgy, personalized touches to classic outfits. This styling preference gave birth to the launching of her eponymous accessories label. The line aims to give women the tools to create bold looks with their own characters in mind.