Here's what other sites are saying:
Coghlans Accessory Lights Snapstick Lightstick Assorted 4 Pk 159118. This chemi-luminescent technology is available in several colors which allows the Snapstick Lightsticks to be used as warning lights marker lights signal lights dive lights or safety lights as well as dozens of other applications when camping fishing hunting or hiking.
These disposable lightsticks-offered here in a package of 4-require no batteries or electricity, making them ideal for emergencies. Each nontoxic lightstick measures four inches long and creates no flame or heat, so it's cool to the touch. To activate, just bend once, snap and shake. Hole at end allows tubes to be hung from string or attached to clothing. Each stick provides 8 - 12 hours of light, depending on outside temperature. Lightsticks come individually wrapped and have a shelf life of four years.
Coghlans Snaplight Lightsticks glow for hours without heat or flame. They stay cool to the touch and are nontoxic ? Great fun for kids. Package contains 4 glowsticks in assorted colors
Where to Buy
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Princeton Tec Meridian Strobe
Ultimate Survival Technologies See-Me Strobe Light
Coghlan's Snaplight Lightstick
$5 - $10
Coghlan's Adhesive Signal Light
Coghlan's Emergency Strobe Light
Life+Gear 200 Hour Glow Stick with Whistle Emergency Light / Whistle/Horn