Strong and durable. Leak proof. Double seal construction. 7 in. L x 2.5 in. W x 1.5 in. H (0.30 lbs.) . Durable, leak proof construction makes these refill pet waste bags a great choice for your pet waste disposal bag dispenser. An excellent way to ensure that you’re always prepared for picking up after your pet, the refill kit includes four rolls of 15 bags each and is finished in blue.