PartyWoo Gray Balloons 140 pcs Different Sizes Pack of 18 12 10 5 Inch Matte Gray Latex Balloon Arch Kit Garland for Baby Shower Graduation Wedding Anniversary Birthday Party Decorations Gray-Y71

140 PCS GRAY BALLOONS DIFFERENT SIZES: Package includes 18 inch balloons (5 pcs), 12 inch balloons (30 pcs), 10 inch balloons (40 pcs), 5 inch balloons (65 pcs) NON-TOXIC & SAFE: Made of latex, safe and non-toxic, recommended to use with a balloon hand pump or electric balloon pump WHAT TO FILL WITH: Latex balloons filled with AIR will stay full for up to 72 hours, while with HELIUM will stay full for 3-6 hours. For best float results, fill helium 1-2 hours before your event MULTIPLE APPLICATIONS: Ideal balloons for balloon garland and balloon arch as birthday decorations, party decorations, wedding decorations, baby shower decorations, anniversary decorations, themed party decorations ATTENTION & WARNING: Please DO NOT overfill the balloons and also avoid sunburn, overheat, pointed object and excessive friction. Control the amount of air inflated into each balloon to achieve your ideal balloon size