Description
- For demonstrating transverse and longitudinal waves
- Measures 3-1/2\" in diameter and 3\" long (when compressed)
- Stretches up to 30 ft
- Instructions included.
Product Details For demonstrating transverse and longitudinal waves. Product Features * Measures 3-1/2\" in diameter and 3\" long (when compressed) * Stretches up to 30 ft * Includes instructions