Frey scientific aluminum painted pith ball with string. Ultra-light and ultra-sensitive. Ideal as replacements or for electrostatic demonstrations. Diameter: about 1/3-inches. Made of aluminum. Safety: chkhaz small parts. Wa...

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Frey scientific aluminum painted pith ball with string. Ultra-light and ultra-sensitive. Ideal as replacements or for electrostatic demonstrations. Diameter: about 1/3-inches. Made of aluminum. Safety: chkhaz small parts. Warning: choking hazard - Small Parts. Not for children under 3 years.

  • Ultra-light and ultra-sensitive
  • Ideal as replacements or for electrostatic demonstrations
  • Diameter: about 1/3-inches
  • Made of aluminum
  • On string

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