Quick answer

Display acrylic standees away from direct sun and heat, dust them with a soft brush, and store them flat with a non-scratch cover. Yellowing usually comes from UV exposure and heat, while warping comes from uneven weight or warmth. A simple routine keeps the acrylic clear and the stand flat.

Why acrylic standees yellow and warp

Acrylic is a clear plastic that can lose clarity when it spends too long in strong sunlight or near a heat source. The change often shows as a faint yellow tint before it becomes obvious. Warping happens when the acrylic softens or is stored under uneven pressure, such as a stack of books or a leaning shelf. Both problems are easier to prevent than to reverse, so the steps below focus on daily habits rather than rescue fixes.

Set up a display spot that protects the acrylic

Choose a shelf or desk that gets indirect light and stays at room temperature. Keep standees at least a few inches from lamps, monitors, and heating vents. If you use a display case, leave the back or top slightly open so air can move; trapped heat can build up inside. Rotate standees every few months so no single piece faces the same light for years.

Clean without scratching or clouding

Dust with a clean, soft brush or a microfiber cloth before using any liquid. For fingerprints, dampen a microfiber cloth with plain water and wipe gently, then dry immediately with a second cloth. Avoid paper towels, rough sponges, and alcohol-based cleaners, which can dull the surface over time. Clean the stand and the base separately so grit does not get trapped between them.

Store standees flat and covered

When a standee comes off display, remove it from the base and lay it flat in a rigid box or a clean plastic sleeve. Do not stack heavy items on top, and avoid storing near a window or radiator. A layer of acid-free tissue or a soft cloth between pieces prevents rubbing. Label the box so you can find pieces without digging and risking scratches.

Your step-by-step acrylic standee care routine

  1. Pick a display spot with indirect light: Place standees on a shelf or desk that never gets direct sun. Keep them away from lamps, heaters, and electronics that give off warmth. Checkpoint: if the acrylic feels warm after an hour, move it.
  2. Dust weekly with a soft brush: Use a clean makeup brush or a microfiber cloth to lift dust before it bonds. Work from top to bottom and support the standee with your other hand. Mistake to avoid: blowing on the acrylic, which adds moisture and spit.
  3. Clean smudges with water only: Dampen a microfiber cloth with plain water, wipe gently, and dry right away. Do not use glass cleaner, alcohol, or paper towels. Checkpoint: the surface should look clear, not streaky or cloudy.
  4. Store flat in a rigid box: Remove the base, lay the standee flat, and separate pieces with acid-free tissue or soft cloth. Keep the box away from heat and sunlight. Mistake to avoid: stacking heavy items on top, which can warp the acrylic.
  5. Rotate your display every few months: Swap which standees face the light so no single piece gets long-term exposure. This also gives you a chance to inspect for dust or warping. Checkpoint: if you see a faint yellow tint, move that standee to a darker spot immediately.

Product facts for your setup

  • 【Pre-Order】Honkai: Star Rail - Girls' Dormitory Series Acrylic Standee: Material: Acrylic; Size: Silver Wolf, Firefly, Kafka: Approx. 147 x 107mm; Robin: Approx. 147 x 110mm; Release Date: Sep 2026 (delivery within 180 days after official release); MiHOYO Official Product. These standees are small enough for a desk shelf but still need indirect light and a flat storage box to stay clear and unbent.
  • 【Pre-Order】Zenless Zone Zero - The "New"s Series Acrylic Standee Vol.3: Material: Acrylic; Sizes: Vivian Banshee - 20cm, Alice Thymefield - 16.7cm, Ukinami Yuzuha - 15.3cm, Belle - 16.4cm, Wise - 18.3cm; Release Date: 2026.06 (delivery within 180 days after official release); MiHOYO Official Product. The taller 20cm standee benefits from a deeper shelf or a stand that supports the base evenly to avoid leaning.