Newtype: Gundam Model Kits / Gunpla / Paint / Tools

프로처럼 워터슬라이드 데칼 적용하는 방법: Zeon 데칼 튜토리얼

프로처럼 워터슬라이드 데칼 적용하는 방법: Zeon 데칼 튜토리얼

By Newtype | Published: 2026-08-19

Category: 사용 방법 가이드

워터슬라이드 데칼 적용을 단계별 가이드로 마스터하세요. GD-29 Zeon 데칼을 건프라에 사용하여 깔끔하고 전문적인 결과물을 얻는 방법을 배워보세요.

Waterslide decals are the secret to a truly professional-looking Gunpla. Unlike stickers, they conform to panel lines and curved surfaces, giving your kit a painted, factory-finish appearance. But they can be intimidating: they tear, they slide, and they sometimes refuse to stick. This guide will walk you through the entire process, using the excellent GD-29 HGUC Zeon 2 Decals as our example.

GD-29 HGUC Zeon 2 Decals
GD-29 HGUC Zeon 2 Decals

Whether you're a beginner or a seasoned builder, mastering waterslide decals will elevate your builds. We'll cover everything from the tools you need to the final topcoat, including how to use decal setting solutions for the best results.

What You Need for Waterslide Decals

Before you start, gather your supplies. You'll need a pair of sharp tweezers, a hobby knife, a small bowl of lukewarm water, a cotton swab or soft brush, and a flat surface. A cutting mat is helpful, and you'll want a clean, well-lit workspace.

Most importantly, you'll need a decal setting solution. This comes in two types: setter (which softens the decal to conform to surfaces) and softer (which melts the decal into panel lines). Products like Mr. Mark Setter and Softer are popular, but any brand works. If you're using the GD-29 HGUC Zeon 2 Decals, you'll notice they're high-quality and respond well to these solutions.

  • Sharp tweezers for precise placement
  • Lukewarm water in a shallow dish
  • Cotton swabs or a soft brush for positioning
  • Decal setting solution (setter and softer)
  • A hobby knife for trimming

Preparing Your Gunpla Surface

Waterslide decals stick best to a smooth, clean surface. If you're applying them to bare plastic, make sure the part is free of dust and fingerprints. A quick wash with mild soap and water, or wiping with a microfiber cloth, can make a big difference.

For the best results, apply decals after painting and gloss coating. A glossy surface gives the decal a smooth base to adhere to, reducing silvering (the trapped air that creates a shiny outline). If you're using the Zero Gravity Moonlight Judge kit, you'll want to gloss coat the parts before decaling to achieve that mirror-like finish.

Zero Gravity Moonlight Judge
Zero Gravity Moonlight Judge
  • Gloss coat before decaling to prevent silvering
  • Use a clean, dust-free environment
  • Handle parts by the edges to avoid fingerprints

Cutting and Soaking the Decal

Using your hobby knife, carefully cut out the decal you want from the sheet, leaving a small margin of clear film around it. This makes it easier to handle and reduces the risk of tearing the decal itself.

Soak the decal in lukewarm water for about 10-20 seconds, or until it slides freely on its backing paper. The GD-29 HGUC Zeon 2 Decals are known for releasing quickly, so don't over-soak. Test with a gentle push; if it doesn't move, wait a few more seconds.

  • Cut close, but not too close, to the decal
  • Use lukewarm water, not hot
  • Test slide before attempting placement

Placing and Positioning the Decal

Slide the decal onto the desired spot using a damp brush or your finger. Position it carefully; you have a few seconds to adjust before it sets. Use a cotton swab to gently roll out any air bubbles, working from the center outward.

If the decal is on a curved surface, like a shoulder pauldron, apply a decal setter before placing it. This softens the decal so it can conform to the curve without creasing. For deep panel lines, use a decal softer after placement to melt the decal into the recess.

  • Use a setter on curved surfaces
  • Roll out bubbles with a cotton swab
  • Use softer for panel lines

Sealing Your Work with Topcoat

Once your decals are dry (wait at least 24 hours), it's crucial to seal them with a topcoat. This protects the decals from scratches and fading, and it blends the decal film into the surrounding paint. A matte topcoat will reduce gloss, while a gloss topcoat will keep a shiny finish.

If you've used the MKM-07 Gun Metal Marker for panel lining, apply the topcoat after lining to protect both the decals and the lining. This final step ensures your hard work lasts for years.

  • Wait 24 hours before topcoating
  • Matte topcoat for a realistic finish
  • Gloss topcoat for a shiny look

Applying waterslide decals is a skill that improves with practice, and using quality decals like the GD-29 HGUC Zeon 2 Decals makes the process easier and more rewarding. With the right tools and techniques, you'll achieve professional-looking results that make your Gunpla stand out. Ready to try it on your next build? Check out the GD-29 HGUC Zeon 2 Decals and elevate your kit today.

Shop Related Products

Mr. Color C15 Semi-Gloss IJN Green(Nakajima) 10ml

Mr. Color C15 Semi-Gloss IJN Green(Nakajima) 10ml

$1.83 $3.00

Shop Now
G-Rework HG Light-Type Guncannon Decals

G-Rework HG Light-Type Guncannon Decals

$5.10 $7.50

Shop Now
30MM W-12 옵션 파츠 세트 5 (멀티 윙/멀티 부스터)

30MM W-12 옵션 파츠 세트 5 (멀티 윙/멀티 부스터)

$6.49 $9.99

Shop Now
MS General Guan Yu x Lei Shen / Raijin (DX Heavy Armor Ver.)

MS General Guan Yu x Lei Shen / Raijin (DX Heavy Armor Ver.)

$47.58 $78.00

Shop Now