1000 × 1000
Source:https://www.amazon.com/System-Sellers-Colorful-Tennis-Assortment/dp/B0CFC9FP78
1100 × 1100
Source:https://store.ryanspet.com/Ryans-Pet-Purple-Tennis-Ball-2.5
900 × 900
Source:http://dog-insider.com/listing/wild-one-6-tennis-balls-lilac/
350 × 272
Source:https://www.amazon.com/Magicorange-Furniture-Protection-Lasting-Coverings/dp/B09K5LBDRP
2016 × 1512
Source:https://wildcatcorner.myshopify.com/products/tennis-ball-purple-vhc
3000 × 2400
Source:https://wildone.com/products/tennis-balls
988 × 1200
Source:https://www.ebay.com/itm/Prices-Pastel-Tennis-Balls-6-Quality-High-Performance-Tennis-Balls-/252423604992?_ul\u003dCN
1280 × 1280
Source:https://positiveimpressionsllc.com/tennis1-2-5-personalized-tennis-ball-multiple-color-imprint-colors-available/
636 × 636
Source:https://www.petco.com/shop/en/petcostore/product/unleashed-tennis-ball-dog-toy-in-assorted-colors
1927 × 1445
Source:https://kahootsfeedandpet.com/products/tennis-ball-1
