When used in conjunction with a Tracer Unit (not included) these BBs will glow bright green when fired. The darker it is, the brighter it gets. In full-auto mode, you’ll be smiling from ear to ear. Elite Force’s Tracer BBs have precision shape and weight with an excellent polish making them the best tracer BBs available on the market. The high-quality manufacturing process gives precision accuracy, precision shape, and excellent polish. Comes in a reusable bottle; 0.25 gram weight

Specifications:

• Size: One size.
• Material: Plastic.
• Style: Classic Airsoft.
• Item weight: 0.25 grams.
• Shape: Round.
• Cross section shape: Round.
• Product dimensions: 0.24" W x 0.24" H.
• Item package dimensions: 6.57" L x 4.02" W x 1.1" H.