Flexible Grey

TPU

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Color values and print settings

Hex: #5A696C
RGB: 90, 105, 108
HSL: 190°, 9%, 39%
CIELAB: 43.30, -4.95, -3.59
Diameter: 1.75 mm

Printing this material

Keep dry — Absorbs moisture from the air, which prints as stringing, popping and weak layers. Filament that has sat out usually needs drying before use.
Flexible — Soft enough to buckle instead of feeding. Direct-drive extruders handle it; long Bowden paths often will not.

True of TPU generally. Follow Amolen’s own guidance for this spool.

Where to buy

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Amolen’s own store hasn’t listed this colour since Sep 29, 2026. It may be out of stock until a restock. We check the store several times a day.

Amazon

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Closest alternatives from other spools

Ranked by how close each one looks to #5A696C, measured perceptually. Useful when this color is out of stock or you print in a different material.

Other colors in TPU

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