The maximum inventory of TF2 keys on a Steam account that hasn't been expanded is 50 pieces. TF2 keys are a cheap and safe solution to create a Steam wallet! Please note before ordering: - "Ready" in the listing means the item is available for immediate delivery; feel free to order directly. - Include your Trade Offer link in the transaction notes. - Set your inventory to public after ordering so the item can be delivered. - Ensure your Steam account is not under a trade hold (must be able to receive trade offers). - Orders are open 24/7, and items will be delivered as quickly as possible. - If confused or have questions, contact us via Itemku's messaging feature or customer service. - Check out other Dota items in our store here: https://itemku.com/t/toko-juming?item=dota-2&page=1 Happy Shopping, Bro!