Siser Printable Sub Block Heat Transfer Vinyl

Printable HTV That Blocks Dye Migration for Crisp, Vibrant Designs

NEW! Siser Printable Sub Block Heat Transfer Vinyl is engineered to prevent dye migration on sublimated polyester garments, making it the go-to solution for decorating sports jerseys, teamwear, and other performance apparel. With its semi-gloss finish and smooth hand feel, it produces eye-catching graphics with professional-grade durability.

Compatible with Solvent, Eco-Solvent, and Latex printers, Printable Sub Block gives you the flexibility to produce detailed, full-color designs while ensuring that underlying dyes don’t bleed into your work. Pair with Siser TTD High Tack Mask for best application results.

Product Highlights:

• Dye Migration Resistant: Specially formulated to block sublimation dyes from bleeding through your prints.
• Vibrant Semi-Gloss Finish: Produces bold, colorful designs with a smooth and soft hand feel.
• Printer Compatibility: Works seamlessly with Solvent, Eco-Solvent, and Latex printers.
• Fast, Low-Temp Application: Applies in just 10 seconds at 280°F with medium pressure and a warm peel.
• CPSIA Certified: Safe for use on garments for all ages, including children’s wear.

Application Instructions:

• Applies To: 100% Cotton, 100% Polyester, Cotton/Poly Blends, Sublimated Polyester
• Temperature: 280°F (138°C)
• Time: 10 Seconds
• Pressure: Medium
• Peel: Warm

Care Instructions:

• Wait 24 hours before first wash
• Machine wash cold, inside-out
• Use mild detergent – no bleach or dry cleaning
• Tumble dry low or hang dry for best results

Why Choose Siser Printable Sub Block?

When it comes to sublimated polyester and sportswear, standard HTVs can fall victim to dye migration. Siser Printable Sub Block is purpose-built to stop this problem, giving decorators peace of mind and ensuring every design looks as sharp as it should. Perfect for sports jerseys, team uniforms, and activewear, this HTV delivers vibrant, durable results you can trust.