Hair

I can spin this into rope. Hair is a members-only item traded on the Old School RuneScape Grand Exchange.

Hair trades for 292 gp, making it one of the cheapest items on the GE.

Hair has very low trading volume (28 recent trades), which means wider spreads and slower fills. With a buy limit of 13,000 every 4 hours, you can trade in large quantities per session. At the current margin, flipping the full buy limit yields up to 6,994,000 gp profit every 4 hours.

Hair currently has a positive margin of 538 gp after the GE tax, resulting in an ROI of 184.3%.

Hair has a high alchemy value of 1 gp, but at the current buy price it is not profitable to alch.

Use the flip calculator above to estimate your profit based on quantity. Set a price alert to get notified when the margin changes, or add this item to your watchlist for quick access.