Description:   Coghlan s Bear Bell with Magnetic Silencer - Blue Attaches to clothing or pack with a Velcro strap. Movement causes a steady ringing to warn animals of your presence. Magnetic strap eliminates noise when not in use. Attaches to clothing or pack with a Velcro strap. Movement causes a steady ringing to warn animals of your presence. Magnetic strap eliminates noise when not in use.