Discreet, reusable Cups collect your breast milk in-bra while using Elvie Stride Pump. Each Cup can hold up to 150 ml/5 oz of breast milk, which is then poured easily into your preferred storage container by removing the Stopper. Features: - Use exclusively with Elvie Stride Pump - BPA Free - Dishwasher Safe What’s in the box: - 2 Cup Fronts - 2 Cup Seals - 2 Stoppers DISCREET COLLECTION: Elvie Stride Cups securely capture up to 5 ounces of milk per cup while sitting discreetly inside your bra. CONVENIENT: Milk can easily be decanted from the cups into a bottle or bag for storage by removing the Stopper. EASY TO CLEAN: All washable components should be cleaned after every use. To clean, sanitize with boiling water or place on the top shelf of dishwashers. WHAT'S INCLUDED: You will receive 2 Cup Fronts, 2 Cup Seals, and 2 Stoppers for use exclusively with Elvie Stride.