NUK - First Choice Bottle Cap Replacement Set This replacement set is a quick and easy way to replace lost and misplaced discs. The disc makes the bottle leak proof when travelling to avoid spillage and mess. What's In The Box: x 1 Bottle Screw-on Rim x 1 Bottle Cap x 1 Bottle Disk Features: - Quick and easy way to replace lost and misplaced discs - Leak-proof when travelling Specifications: - Weight: 0.03kg - Dimensions: 6.7 x 7.9 x 17.2cm - Material: Polypropylene - PP - Colour: Blue - Gender: Boys - Warranty: 12 Months based on manufacturers defect