I don't know what the "Grip 'n Seal Technology" is but the bag won't close. Please let me know if there are some special technique to close these bags ...

[This review was collected as part of a promotion.] I received product reimbursement in exchange for my honest review. These Ziplocs are fantastic. They hold so much and work so well. We keep these on hand all the time in our household!

[This review was collected as part of a promotion.] These bags are easy to use and stay open when needed. I like the ziploc brand and quality and so far these bags have been great.

I have used ziplock brand bags forever. Recently the quality has dramatically fallen. I purchased a 4 pack of Storage gallon bags and each bag when opening, the blue seal comes a parent rendering the bags unspeakable. Very disappointed.

[This review was collected as part of a promotion.] These bags are fantastic. They hold many items or food. The zipper is much better than the zipper on competitors bags. I highly recommend for anybody wanting a high quality zipper style bag.

[This review was collected as part of a promotion.] Loved this type of ziplock bag, especially when using it for marinades, easy to put your food in and not have to struggle to keep it upright.

[This review was collected as part of a promotion.] I received product reimbursement in exchange for my honest review. These bags boast a stay open design. In my opinion the don't stay open the best. They are a good quality bag but nothing special.

[This review was collected as part of a promotion.] Have been using ziplocs for a while.These are bigger but lot thinner.stores more food was able to use it for marinated chicken and held well.

I received product reimbursement in exchange for my honest review. The size is perfect for large quantities of food. I used it for soup and it held it perfectly. I had no worries about leaks.

Ziploc is the only brand I buy for plastic bags - you just can't go generic, gotta go name brand for these. I use these all the time for leftovers, marinading, etc.