Color: pink, gray and blue, subject to the real object

Material: luminescent environmental protection silica gel (imported phosphor)

Size: No.10 (inner diameter 20 mm, height 9 mm,wall thickness 2.5 mm)

Net weight: gross weight 2.5G

Gross weight of a box: random

Scope of application: outdoor sports Yoga Fitness mountaineering swimming

Concert venue, bar night run, suitable for school team fitness center, member activities, etc