Real Spiny Spider (Gasteracantha sp.) specimen encased in our proprietary developed lucite material. Safe, authentic and completely unbreakable. Put a real Spiny Spider right on your wrist! Length of the band is extendable from (5.5 to 9.5 inches). This suits the hands of both females and males of different ages. Information about this insect: Scientific name: Gasteracantha sp. Family: Araneidae Spiny spiders (Gasteracantha sp.) are only 4-10mm. in size but build strong vertical webs; live mainly in secondary forests. "