Thumb Score: +19 Select Costco Stores offers its Members: 15-Count 25.3 fl oz S.Pellegrino Sparkling Natural Mineral Water via Costco Same-Day Delivery at 2 for ~$28 (actual price will vary by location) when you add quantity of 2 to cart and apply $15 off promo code SUMMERSAMEDAY24 at checkout (one-time use).