The ‘Adaptacap Bottle Adapter – H9385109’ is a high-quality product by Baxter. This adapter is threaded, tethered, and reclosable, ensuring secure and easy usage. It is designed to fit a standard syringe neck of 38 mm. The product is available in a pack of 20, with 5 packs per case. Please note that this product is available for delivery in the Continental US only, excluding Indiana and North Dakota. This product requires a prescription (Rx).