[Ice] Icicle Textures

An icicle records the process that built it. Water runs down, freezes at the tip, and leaves behind a stack of concentric rings and trapped air bubbles that form a dense white core running through the middle of an otherwise clear cone. That core is the whole reason icicles read as ice rather than as glass spikes, and it is invisible in most reference photography because it only shows when light passes through from behind. These tiles cover forming, mature and melting stages, along with the frozen sheet that always forms around the anchor point.

License

Free for personal and commercial use. No attribution required. Commercial games, film, broadcast, print, architectural visualization and client work are all permitted. No credit, no backlink, no permission request needed. You may not resell or redistribute the texture files themselves as a texture pack.

What's in this collection

• Clear tapered points — single icicles with the classic ribbed taper and a visible bubble core. Roof edges, cave formations, hero props, close-up detail.
• Fused curtains — rows grown together into sheets and columns with irregular spacing. Gutters, cliff faces, cavern walls, large-scale set dressing.
• Cloudy and layered — heavily aerated ice with milky banding from repeated freeze and thaw cycles. Older formations, harsh climates, prolonged cold sequences.
• Melting and dripping — rounded tips with a hanging droplet, wet surfaces and a smoothed surface texture. Thaw scenes, transitions, seasonal storytelling.

All tiles are seamless in both directions and delivered at high resolution.

Where icicles are used

Game environments. Winter and cave levels rely on icicles for silhouette interest along ledges and ceilings, where they break up otherwise flat surfaces at very low geometric cost.

Film and television. Cold sequences use icicles as instant visual shorthand for temperature, and they read on camera far more reliably than snow, which tends to blow out to white.

Architectural visualization. Winter renders of buildings need honest roof edges and gutters, and ice detail is what makes a snow scene look like a season rather than a white texture applied to a summer model.

Motion and product design. Icicle forms make strong graphic elements for seasonal campaigns, and refrigeration and beverage product work uses them constantly to communicate cold.

How to use these in Blender

1. Use Principled with Transmission at 1.0 and IOR 1.31, which is ice; leaving the glass default at 1.45 produces refraction that bends noticeably too hard.
2. Add a Volume Absorption inside the mesh with a very slight blue tint and a long distance value. Ice is not blue on its surface, it is blue because light travels a long way through it, and this is the only physically correct way to get that.
3. Feed the bubble core texture into a Volume Scatter constrained to the centre of the mesh so it glows when lit from behind, exactly as the trapped air does in reality.
4. Keep surface Roughness low but varied. A wet melting icicle is nearly a mirror while an older frosted one scatters, and mixing them across a single formation adds instant realism.

How to use these in Unreal Engine 5

1. Import colour with sRGB on and normal, roughness and mask maps with sRGB off.
2. Use a translucent shading model with refraction at 1.31, and keep translucency sorting priority set explicitly so overlapping icicles do not flicker as the camera moves.
3. Drive subsurface or backlit intensity from the bubble core mask so the centre lights up when the sun is behind the formation, which is the effect that sells ice at distance.
4. For large curtains, use a small number of modelled hero icicles plus alpha cards for the background rows rather than modelling everything; the silhouette is what matters and cards deliver it cheaply.

How to use these in Unity

1. Use URP/Lit with Surface Type Transparent, Metallic at 0 and very high smoothness, then break the smoothness with the supplied map.
2. Place a Reflection Probe nearby. Ice takes nearly all of its appearance from reflected surroundings, and without a probe it renders as flat grey plastic.
3. Enable a subsurface or translucency option if your pipeline supports it, and tint it slightly cyan rather than blue; over-saturated blue ice is the most common stylistic overshoot.
4. Add a Detail Normal Map at high tiling for the horizontal ripple rings that run around the icicle, which are lost the moment the base texture is scaled up.

Tips for icicles specifically

Hang them straight down, always. Icicles form by gravity, so they point at the centre of the earth regardless of what surface they grow from. Icicles angled perpendicular to a sloped roof is one of the most frequent and most immediately noticeable errors in winter scenes, and the fix costs nothing.

Vary the length, not the shape. Real rows have wildly different lengths depending on how much water reached each point, but the taper profile stays broadly consistent because the physics is the same everywhere. Scattering differently shaped icicles at uniform length is exactly backwards from how nature does it.

Build the base sheet. Water spreading before it drips always leaves a frozen glaze on the surface above the icicle, so icicles never emerge cleanly from bare wood or stone. Adding that connecting sheet of ice at the anchor point is a small detail that removes the pasted-on look better than any improvement to the icicle itself.

Browse the collection

Ice textures are organized into volumes, each containing multiple packs. New volumes are added continuously.

View the full Ice collection →

Related: Crystal textures, Ground textures.