Having fresh replacement strings on hand is essential for the professional, serious, or even part-time yo-yo-er. The more skilled you become, and the more complex tricks you are able to perform, the quicker you wear out your strings. Replace them whenever they become worn, broken, or dirty. This official Duncan™ pack contains 5 genuine 100% cotton strings in the assorted colors of the rainbow: red, orange, yellow, green, and blue (only purple is missing)! Get one now so you never have to stop practicing!
Box of 100 X-LARGE nitrile exam gloves.
Box of 100 First Touch powder-free LARGE Nitrile exam gloves.
Highly durable lab apron made of rubberized cloth is impermeable and easy to clean, perfect for all manner of lab or classroom experiments
High-protection, fluid-resistant and anti-static disposable lab coat in size Large.
Great premium general purpose KingSeal Nitrile gloves in size SMALL. Not for medical use.
These goggles meet the ANSI Z87.1, 2010 High Impact standards.
An ancient toy featuring optical illusion and hands-on fun that never grows old!
This is a classic demonstration toy of the powers of magnetic fields!
This is a great clean heat demonstration model for the classroom setting!
A massive mounted set of 100 rocks and minerals found in the US,
Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
Build over 100 exciting electronic projects with this easy to use kit!
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