



Free standard shipping across the UK, with no minimum spend.
Free standard UK shipping on all orders. Orders are typically processed in 1–3 business days. The shipping policy estimates most UK deliveries at 5–10 business days; timings are estimates.
Tracking is provided where available. Read our shipping policy for details.
You can request a return within 30 days of receiving your order. Items must be unused, in their original condition and packaging. Hygiene and other exceptions apply.
Please contact us before sending anything back. See our returns and refunds policy for the full terms.
Deliveries to United Kingdom’s outer and remote regions may experience seasonal delays caused by severe weather or limited carrier availability. We appreciate your patience and recommend allowing additional time for your order to arrive safely.
Discover the IVARONAL 6pc Duckbill Valve Set, an aftermarket silicone kit built for Elvie Stride 2 and select wearable pumps. This replacement pack is not advertised as original Elvie accessories, but it’s designed to offer reliable performance with safety-focused materials. Each valve is crafted from food-grade silicone, designed to be soft, odorless, and BPA-free for everyday use during pumping sessions.
Q: What is included in the 6pc IVARONAL duckbill valve set?
A: The set includes six silicone duckbill valves compatible with Elvie Stride 2 and select wearable pumps; not original Elvie accessories.
Q: Are these valves easy to clean and sterilize?
A: Yes, rinse with warm soapy water after use and sterilize at ≤100°C for 5–10 minutes; avoid aggressive brushes.
Shipping (UK)
Returns & Refunds
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