La Perla La Perla's black 'Souple' briefs are designed with a soft stretch-cotton jersey front and delicate lace back. This low-rise style has a flattering Brazilian cut, making it the perfect underpinning for tight clothing. Complete the set with the matching bra. Wear it with: Suzanne Kalan Necklace. - Black lace and stretch-cotton jersey - Lined at base - 90% cotton, 10% elastane; lining: 100% cotton - Machine wash