Before signing for it, be sure to confirm that there are no problems before signing for it. If there are problems with packaging after signing for it, the customer will need to pay for the return shipping. It is not vacuum packed, but it will be evacuated for transportation convenience. If there is air leakage, it will not be reissued. Air leakage will not affect use. If you mind, please be careful when shooting. 2. If you mind about MM particles, please be careful when shooting. Payment means you agree to the above agreement. If there is a dispute in the future, it will be submitted as evidence to the platform for review due to small profit sales.! The cat litter sold has broken holes or is not in a vacuum state! No return or exchange! If you mind, please be careful.! .Because cat litter is a heavy product, once this product is sold, any non-quality reasons will not be accepted.( The cat passed away, the cat was given away, no one took delivery at the original address, etc.) Returns will be refunded or rejected. If you need a refund or return, the consumer will be responsible for the round-trip express delivery fee for each item. If you mind, please be careful. Payment means you agree to the above agreement.