Features: Multi purpose: These galaxy party supplies can be applied as photo booth background, take pictures with your friends and family to record such a moment, enjoy the party and have a joyful time. And also is suitable as a learning prop for knowing more outer space knowledge. Easy to hang: You can hang these space cartoon balloons on ceilings, windows, walls, mantelpieces, overhangs, doorways, stairs, branches on trees and more, which are suitable for your home or living room, adding more mystery. Specification: Material: aluminum foil Color: as pictures show Size: 22 Inches Package includes: 8 x Galaxy sphere space balloons Notes: Manual measurement, please allow slight errors on size. The color may exist slight difference due to different screen displays. Please be careful to fill with air or helium, do not over inflate these balloons to avoid bursting. Balloons filled with helium can float, you can take them out to play. Please keep these balloons away from heat and fire resource, and keep them away form pointed objects. The product does not contain an inflator.