Mithril boots

Mithril Boots is a members-only item on the OSRS Grand Exchange in the armour category.

In-game examine text: "These will protect my feet."

It has a Grand Exchange buy limit of 125 every four hours, a high alchemy value of 468 gp, and item ID 4127.

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Mithril Boots shows an active flip setup with a margin of +63 gp and 691 trades over the last 24 hours.

At the buy limit of 125 every four hours, max profit per cycle is about 7.9k gp — high margin with healthy liquidity.