The Cobblestone Collection
The Cobblestone Collection contains 10 trade-up-relevant skins across 5 rarity tiers (Industrial Grade, Mil-Spec Grade, Restricted, Classified, Covert). This page lists every skin in the collection by rarity and maps out the trade-up paths you can run with them — use the scanner to find which contracts are profitable right now.
Cached market estimates refreshed 2026-08-13 17:29 UTC. Verify current listings before trading.
Collection at a glance
| Rarity tier | Skins | Float range | Cheapest | Trade-up role |
|---|---|---|---|---|
| Industrial Grade | 4 | 0.00–0.80 | €8.99 | Usable as input |
| Mil-Spec Grade | 2 | 0.00–0.22 | €65.62 | Usable as input |
| Restricted | 2 | 0.00–0.70 | €353.70 | Usable as input |
| Classified | 1 | 0.00–0.10 | — | Usable as input |
| Covert | 1 | 0.00–0.70 | — | Output only |
Cheapest column shows the lowest listed price found across wears for any skin in that tier. Price data updated 2026-08-13 17:29 UTC. Prices are cached estimates, not live quotes.
Trade-Up Paths in this Collection
Build any of these contracts in the CS2 trade-up calculator, or let the scanner rank every collection at once. Covert skins in this collection can also feed Covert to knife contracts.