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10" Portable Sign Letter Kit | Extra-Large Block Letters

Maximize readability for fast drive-by traffic. These extra-large 10-inch portable changeable letters are printed on 11-inch clear, clean acrylic panels, providing extreme curbside readability up to 165 feet away.

Item: CFL10B
made in usa Made In USA
Free Returns
Ships 1 work days.
$207.50
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Product Highlights
  • Clean Clear Acrylic Panels
  • Characters You Need The Most
  • Experts You Can Speak With
  • Ships From Our Location
  • No Used or Counterfeit Items
  • Made in USA by Small Business
Technical Specifications
  • Black Letters/Red Numbers
  • Block Font Style
  • 10" Letter Height
  • 11" Panel Height
  • 302 Character Count
  • PVC Screenprinted Material
  • .030 mil Thick
  • 1:2 Width Ratio
Product Uses
  • Outdoor sidewalk sign advertising
  • A-frame curbside sign messaging
  • Updating retail menu board specials
  • Displaying HOA neighborhood news
  • Flexible letters for sidewalk signs
  • Replacing thin 10 inch letters
  • DIY message board constructions
  • Weatherproof school sign updates

Product Description

10-Inch Flexible Changeable Letters

Ensure your messages are read by fast drive-by traffic with our 10-Inch Portable Sign Letter Kit (Product Code: CFL10B). Specifically engineered for extra-large folding A-frame sidewalk signs and portable marquee boards, this high-contrast block font style allows you to compose distinct, massive notices that remain highly readable up to 165 feet away.

Unlike cheap, cloudy recycled plastic sheets that yellow and scratch, our letters are printed on ultra-clear, premium .030 mil thick non-reground acrylic panels. This flexible material allows you to bend the panels easily to slide or pop them directly into standard letter track without disassembly. Each panel is 11" tall, with varying widths depending on the character, allowing letters to align naturally with perfect spacing.

This massive 302-piece kit includes a comprehensive, pre-sorted dictionary of black letters, red numbers, and essential punctuation marks, giving you more of the vowels and primary consonants you need most. Designed specifically for non-enclosed open-air signs; these economy-style thin letters will warp if used inside an enclosed, locked marquee cabinet due to extreme heat build-up.

Ideal for retail sidewalk signs, HOA announcements, school events, and special promotions. Fully compatible with our Set of 5 Portable Sign Letter Tracks. Backed by our fast 1-day shipping and live phone customer support at 800-582-6366.

Updated: 2026-06-09

Product Shipping Policy

This item ships UPS Ground to the continental US and once shipped, normally takes 2-5 business days to arrive in transit. UPS is one of the largest shipment and logistics companies in the world. UPS delivers more than 15 million packages a day to more than 6.1 million customers with exceptional real time tracking and notifications.

dimensional weight

UPS offers the best value for medium size packages. UPS has been moving towards a dimensional weight pricing model where the shipping charges are calculated on the package weight, package dimensions and area delivered. The UPS shipping cost is calculated at check-out and adds to the cost of the order.

Shipping to AK and HI needs to be quoted and we will email you an invoice for the total cost before the order is processed. We are not set up for international shipments. We do not ship COD or bill to third parties.

All claims for damage must be made within 3 business days.

Product Return Policy

This item is returnable under the following conditions:

  • A Return Authorization Number is placed on the outside of the package.
  • Return to the shipper within 30 days of receipt of the package.
  • Return in original container and in salable condition, must not have been used.
  • No restocking fee is charged
  • Shipping fees are non-refundable.

Free returns means that we do not charge a restocking fee but we do not pay for return freight. Please call Alphabet Signs at 1-800-582-6366 for Return Authorization Number so we can properly refund your money.

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Product Reviews

The 10" Portable Sign Letter Kit | Extra-Large Block Letters belongs in the Business & Industrial > Signage > Sidewalk & Yard Signs category.