For our Full & Complete Listing of Special Halloween Theme Ball Pit Balls, Please search for: " http://www.amazon.com/s/ref=nb_sb_noss_2?url=search-alias%3Dtoys-and-games&field-keywords=HALLOWEEN#/ref=nb_sb_noss?url=search-alias%3Daps&field-keywords=MY+BALLS+PACK+HALLOWEEN+THEME " * Manufactured with Phthalate Free; Lead Free, non-PVC, 100% virgin(non-recycled) PE Plastic Materials, 3.1" diameter (meet US Government Small Parts Regulations for kids 3 years and under) in 5 bright colors. These balls were fully compliance with all applicable US children"s Toy Safety Standards. Larger 3.1" balls also provide you twice the volume/mass as the 65mm(2.5") balls, and 60% larger volume/mass than the 70mm(2.75") balls. These 3.1" balls would save you money overall (please refer to chart provided)! * Heavy duty construction to withstand abuses, even in a more demanding commercial environment. Using a unique 2-stage blow molding process to ensure consistency in quality (thickness; weight; color & firmness); smooth seam & surface. Re-enforced seam & extra thick wall construction to ensure each ball will withstand over 150 pounds of body weight against cracks; crushes & deformations. Test to withstand over 10,000 compressions to 60% of its original size (based on diameter), these balls would expect to last twice the life expectancy of the home grade balls. * Individually date-coded to ensure quality & warranty tracking. 90 Days Replacement Warranty! 100% Guaranteed against Crushing (Denting is normal, will return back to original shape), Cracking & Deformation. Designed & Made in China & proudly sold in the USA. These balls were 50% more durable than equivalent domestic made balls at 40% lower overall cost. Due to large size & volume, all ball pit balls were shipping by volume, not by actual weight( refer to as Dimensional Weight ). For larger quantity requirement, please contact seller to make alternative shipping arrangement. * Pack of 300 commercial balls in ship-ready packaging. Each pack of 300 balls will fill approximate 5 cubic feet of volume. Other quantity available offering thru separately Amazon product listings, please search on Amazon website using keywords " my square deals commercial ball offers ", or simply using the following url/web address: " http://www.amazon.com/s/ref=nb_sb_noss?url=search-alias%3Dtoys-and-games&field-keywords=my+square+deals+commercial+ball+offers ". Please contact seller if you have any additional questions.