Our Blue Glow 10" Glow Sticks come with spikes and are used to indicate the Tee-Box and other hazards. Our 10" blue glow sticks can also be used for distance indicators and for other nighttime events. Packed in groups of 25 pieces per color. Included are the plastic insert spikes. Each pack contains 25 blue glow sticks with spikes. Please order in increments of 1 pack.