# LuckyFin > Aquarium parts designed around your layout. Explore LuckyFin’s aquarium cave collection, designed in Yerevan and made to fit. ## Pages - [About our aquarium accessories and their maker](https://luckyfin.studio/about/): Driftwood mounts, moss ledges, shrimp caves, substrate terraces. Drawn for your layout, not adapted to it. Printed in Yerevan. DM your glass. - [An aquarium cave as a gift from Armenia](https://luckyfin.studio/gift/): An aquarium cave designed in Yerevan and sized for the tank it is going to. Choose a shape together, then request a quote before printing. - [Aquarium parts, made to fit](https://luckyfin.studio/): Aquarium parts designed around your layout. Explore LuckyFin’s aquarium cave collection, designed in Yerevan and made to fit. - [How to order a custom aquarium cave](https://luckyfin.studio/order/): Choose a cave, customise its dimensions and colour, and send the design for a quote. LuckyFin confirms material, price and lead time before printing. - [Aquarium accessories: press kit and brand assets](https://luckyfin.studio/press/): Marks, colour and usage for LuckyFin. Everything on this page is generated from the brand system. - [Apistogramma caves](https://luckyfin.studio/products/apistogramma-caves/): Explore rounded apistogramma cave designs with adjustable doors, open or closed bottoms and gentle handmade character. Customise your cave in 3D. - [Inverted bowl apistogramma cave](https://luckyfin.studio/products/apistogramma-caves/inverted-bowl/): A low, broad shelter with a softly flattened crown. - [River rock apistogramma cave](https://luckyfin.studio/products/apistogramma-caves/river-rock/): A smooth pebble-shaped shelter with an off-centre crown. - [Rounded dome apistogramma cave](https://luckyfin.studio/products/apistogramma-caves/rounded-dome/): A rounded shelter with a gently curved roof and a small side entrance. - [All aquarium designs](https://luckyfin.studio/products/): Explore aquarium caves, tunnels, rows and stacks. Choose a design and customise it for your layout. - [Wide aquarium tunnel row](https://luckyfin.studio/products/line-caves/cave-row-3/): Larger openings spaced across a wide slab. - [Aquarium tunnel rows](https://luckyfin.studio/products/line-caves/): Several passages in one low slab. Start with smaller openings, a wider row or an open floor, then adjust the dimensions. - [Small aquarium tunnel row](https://luckyfin.studio/products/line-caves/shrimp-terrace-6/): Small openings arranged across one low slab. - [Open-floor aquarium tunnel row](https://luckyfin.studio/products/line-caves/substrate-row/): Arched passages that open onto the substrate. - [Single aquarium caves](https://luckyfin.studio/products/single-pipe-caves/): Choose an oval, rectangular, rounded, circular, hexagonal or arched passage. Adjust the opening and depth before requesting a print. - [Arched aquarium tunnel](https://luckyfin.studio/products/single-pipe-caves/pipe-cave-arch/): A curved roof over a flat floor. - [Round aquarium tunnel](https://luckyfin.studio/products/single-pipe-caves/pipe-cave-circle/): A circular passage, open at both ends. - [Hexagonal aquarium tunnel](https://luckyfin.studio/products/single-pipe-caves/pipe-cave-hex/): Six flat sides around a straight passage. - [Oval aquarium tunnel](https://luckyfin.studio/products/single-pipe-caves/pipe-cave-oval/): A low oval opening and a straight passage. - [Rectangular aquarium tunnel](https://luckyfin.studio/products/single-pipe-caves/pipe-cave-rect/): Straight sides and a flat roof. - [Rounded aquarium tunnel](https://luckyfin.studio/products/single-pipe-caves/pipe-cave-round/): A rectangular passage with rounded corners. - [Closed-back aquarium caves](https://luckyfin.studio/products/spawning-caves/): Single caves and rows with a solid back. Set the opening, depth and back thickness in the designer. - [Closed-back aquarium cave 28](https://luckyfin.studio/products/spawning-caves/spawning-cave-28/): A 28 mm opening with a solid back. - [Closed-back aquarium cave 45](https://luckyfin.studio/products/spawning-caves/spawning-cave-45/): A wider opening and a deeper closed passage. - [Closed-back aquarium cave row](https://luckyfin.studio/products/spawning-caves/spawning-row-3/): Closed passages arranged side by side. - [Aquarium cave blocks and bundles](https://luckyfin.studio/products/stacked-caves/): Choose horizontal shelves, offset rows or a bundle of tubes. Open a design to explore its layout from every side. - [Small aquarium tube bundle](https://luckyfin.studio/products/stacked-caves/shrimp-den/): Round tubes grouped into offset rows. - [Shelved aquarium cave block](https://luckyfin.studio/products/stacked-caves/stacked-block/): Rows of caves with broad horizontal shelves. - [Offset aquarium cave block](https://luckyfin.studio/products/stacked-caves/staggered-block/): Offset rows of rounded openings. - [Covered aquarium tube bundle](https://luckyfin.studio/products/stacked-caves/wrapped-bundle/): A continuous outer skin around a tube bundle. ## Optional - [Short guide](https://luckyfin.studio/llms-small.txt) - [Full text](https://luckyfin.studio/llms-full.txt)