Aquarium Rock Arch Cave – Shrimp & Fish Hide with Tunnel, 3 Sizes, No Supports

A natural-looking boulder with a through-tunnel, an inner chamber and a side window. Fish and shrimp can swim straight through or hide inside. **OPENINGS (W × H, measured on the final mesh)** - **S** (48 × 40 × 26 mm): tunnel 11.9 × 12.6 mm, window 8.3 × 9.7 mm - **M** (76 × 66 × 41 mm): tunnel 24.7 × 26.6 mm, window 17.4 × 20.7 mm - **L** (116 × 99 × 62 mm): tunnel 39.9 × 42.7 mm, window 27.9 × 33.3 mm **PRINT SETTINGS** - PETG (use an aquarium-safe brand), 0.2 mm layers, 3 walls, 15% infill -…

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