Know a science geek? A pencil holder in the shape of a DNA helix is a great addition to any study desk. Keep all your pencils in one place & easy to find. Great gift for teachers & coworkers to add a unique & stylish look to their desk. Made from top grade PLA plastic on a 3D printer. We use a higher infill percentage than other sellers to make a sturdier & improved product. PLA is fully recyclable & eco-friendly. Comes in 2 pre-assembled sizes: Normal - holds 16 pencils, 9" tall Extra Tall - holds 24 pencils, 13" tall Other options come unassembled but assembly is easy! XXL - holds 32 pencils, 17" tall XXXL - holds 40 pencils, 22" tall XXXXL - holds 48 pencils, 27" tall If you need something bigger we are more than happy to help, simply place a custom order with your requirements! DNA Helix Pencil Holder by Jimbotron is licensed under the Creative Commons - Attribution license. Dna Helix Pencil Holder