pixel art style, crisp edges, no anti-aliasing, flat colors, sprite sheet with 4 frames side by side, each frame 64x64 pixels, white anthropomorphic fluffy cat character standing on two legs, round head with triangular ears pink inside, big blue eyes with white highlight dots, small pink triangle nose, gentle smile, fluffy long tail hanging down and slightly swaying, bright green collar with small green emerald gem, cream colored belly, simple transparent background, frames showing breathing animation and blinking

The image shows a set of six white cats with blue eyes and a green collar, set against a white background. The cats are animated, giving the image a lively and vibrant feel.