Discontinued by the vendor.

Like these radio telescopes quietly witnessing the goings on of the universe, let them know you're here to listen.

Details:

• Blank Inside
• 4.5" x 6" folded | 11.5 cm x 15 cm
• Recycled FCS-Certified Paper
• Recycled kraft envelope
• Packed in a compostable sleeve
• Made in the USA