How much is Caustic's Mask worth? Price and value
As of October 21, 2026, Caustic's Mask is worth about 571 Robux, its Recent Average Price (RAP), and the cheapest copy for sale is priced at 1,515 Robux. Across the 75 owned copies, its estimated market value is 42,825 Robux.
That puts the cheapest copy 165% above RAP. Sellers are holding out for more than the item has recently traded at, which is normal for a UGC Limited with few copies on the market.
How rare is Caustic's Mask?
Caustic's Mask is a UGC Limited Hat with 75 total copies. It is sold out at the original price, so copies now trade only on the resale market. It originally sold for 150 Robux.
At 571 Robux, RAP sits 3.8x the 150 Robux it first sold for.
Caustic's Mask has 75 favorites on the Roblox catalog.
Caustic's Mask sales history
RBX Invest has recorded 123 sales of Caustic's Mask across 41 trading days, from Jul 18, 2023 to Oct 9, 2025.
Sales here include copies bought from the creator’s original stock as well as resales between players. Free promotional claims are not counted.
Its highest daily average sale price was 850 Robux on Jan 28, 2025, and its lowest was 69 Robux on Oct 12, 2023.
By calendar year, its average sale price went from 174 Robux in 2023 to 700 Robux in 2025, up 302%.
| Month | Average sale price | Sales |
|---|---|---|
| Oct 2025 | 550 R$ | 1 |
| Jan 2025 | 850 R$ | 1 |
| Sep 2024 | 1,199 R$ | 2 |
| Aug 2024 | 399 R$ | 2 |
| Jul 2024 | 549 R$ | 1 |
| Apr 2024 | 350 R$ | 1 |
| Feb 2024 | 348 R$ | 2 |
| Jan 2024 | 519 R$ | 2 |
| Dec 2023 | 422 R$ | 4 |
| Nov 2023 | 300 R$ | 3 |
| Oct 2023 | 226 R$ | 14 |
| Sep 2023 | 167 R$ | 6 |
Did Caustic's Mask make money for release buyers?
Caustic's Mask sold out of its original stock on its first day of sales, Jul 18, 2023. Copies could be resold from Aug 17, 2023, once Roblox's 30-day resale lock ended.
For someone who bought at the original 150 Robux, the best return per day held came from reselling about 170 days after release, when copies were selling for around 520 Robux. That works out to roughly 110 Robux profit per copy after Roblox's cut.
About Caustic's Mask
A professional's aftermarket gas mask, based on an older classic model, don't let it's appearance fool you, this thing is crazy good.
How to get Caustic's Mask
Caustic's Mask is no longer sold by the creator, so the way to get it is to buy a copy from a reseller on Roblox. The cheapest is listed at 1,515 Robux.
Caustic's Mask is Roblox asset ID 14107895818. It was published by apekiza. On RBX Invest it sits in the Masks, UGC Limited Hats, Limiteds under 100 Copies, Limiteds under 1,000 Copies collections. The RAP, reseller listings, and copy counts on this page refresh from Roblox continuously, so the figures above are the state of the market at the last update rather than a fixed snapshot.