Keep your sketches and notes clean and precise with Uni Smudge Free Pencil Lead Refills. Available in 0.3mm thickness and B or HB hardness, these high-quality refills are perfect for your artistic endeavors. Each pack includes four different colored strips with numbered labels for easy identification.

Features:

• Special formula for better paper adhesion, resulting in clean and legible writing.
• Perfect for precise highlighting tasks with superior smudge resistance.
• Exceptional strength, smoothness, and darkness for top-notch writing.
• 100 pieces of 0.3 mm HB lead refill Uni cases, reducing environmental impact.
• Convenient Packaging Case divided into four compartments for easy access, made of recyclable cardboard.

Made in Japan.