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Regularly: $5.19/Each

Other Available Sizes:

  • Versatile decorating tool for bakers
  • Perfect for piping thick, fatty, or oily products
  • Flexible construction allows for easy filling
  • Designed for heavy-duty use
  • Leak proof to limit product waste
  • Made of polyester with a triple coating of polyurethane for easy cleaning and durability
  • Environmentally friendly, reusable option

UPC Code:




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You May Also Need

"You May Also Need" items are guaranteed to work with the item you are viewing, such as lids that will fit a cup or casters that will fit a piece of equipment. If an item is not listed in this section, we do not guarantee that it will work with the product you are viewing and do not recommend that you purchase them for use together.

How to Pipe a Rose with Buttercream Frosting

How to Pipe a Rose with Buttercream Frosting

Use these simple steps to professionally add a buttercream rose. You'll need a spatula, rose tips, a leaf tip, couplers, a flower nail, a rubber spatula, and piping bags. Begin by squeezing cream onto the flower nail in a circular motion, creating a lump with a tip on it. To create the layers of a rose, squeeze cream in an short arch motion and continue rotating the rose until you have the desired amount of layers, or petals.

Copy and paste the embed code above.

Ever wonder how to professionally decorate your cake? Watch this short video and learn how to style up your next cake with a classic buttercream rose.

Ateco 3318 Specs
Length 18 Inches
Coating Plastic
Material Plastic
Microwavable Yes
Style Reusable
Type Pastry Bags

Customer questions about this product

Can my reusable pastry bag be modified to fit different couplers and tips?
Yes, all reusable pastry bags (except canvas bags with a sewed seam) can be cut to accommodate different tips and couplers.
Ask your own question!

Ateco 3318 Details

Designed for baking enthusiasts, this Ateco 3318 18" plastic decorating bag is perfect for creating imaginative cupcakes, cakes, food displays, and more! Made of polyester sheeting and triple coated with polyurethane, this Ateco pastry bag is a leak proof option for piping icing, mashed potatoes, and dough. Plus, thanks to its heavy-duty lining, this bag is ideal for use with fatty or oily products as well as regular icing. Whether you're decorating at a commercial bakery or for a catered event, this pastry bag is a reusable option to help you lessen your environmental impact.

Bringing you innovation and quality for over 100 years, Ateco, an August Thomsen brand, has been internationally known in the industry for creating baking tools of superior craftsmanship and design. By continually improving on tools, materials, and packaging, Ateco is dedicated to providing professional bakers with the kitchen essentials they need to succeed in an ever-evolving industry!

Overall Dimensions:
Length: 18"

  • Microwave Safe

    Microwave Safe

    This item can safely be used in the microwave for food service applications.

Resources and Downloads for Ateco 3318

Pastry Tube Chart Pastry Tube Chart

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Customer Reviews

  • Overall User Rating: Ateco 3318 18" Plastic Pastry Bag (August Thomsen)

    4.8 stars from 33 reviews


    People Talk About:

    bag pastry bags easy great plastic Ateco large size clean

    This is a great, reusable pastry bag. It holds a lot of icing but is still easy to handle. It's easy to clean and store.

    Posted on

    18" Ateco plastic pastry bag. There are quite a few uses gained by purchasing more than one of these sizes and or types to make your cakes and other baking goods look stylish with these bags and your tips!

    Posted on


    Posted on

    We use these daily in our shop to pipe buttercream and more. They are easy to clean and last for a long time. It's easy to get good control of your piping as well.

    from Sweet Tartlette Posted on

    Very durable pastry bag! We use these to fill cups of cheese sauce, and the cheese is thick, so plastic bags often rip. These hold up and are easy to wash.

    from Muncheez Pizzeria Posted on

    This is a cheap plastic pastry bag. Dont expect too much, but it does the job, and does it well. Easy to use, easy to clean

    from The Pizza Man Posted on

    Typical pastry bag. Nothing special about it but the fact that it is very sturdy. packaging was fine as the item came with other items in the same category. Would buy them again.

    from Mikal Enterprises Posted on

    These have been great. Easy to fill and use when making my baked goods. I would recommend to any one either starting out or with experience!

    Posted on

    Good but a little small. Go for the same item but 24" in length instead. We find that size is much tidier to work with.

    from Buttercream Bakeshop Posted on

    Nice thick heavy plastic pastry bag. Great wide opening for ease of filling and it hold a lot of frosting. We like the price as well.

    from Russ' Sub Shack Posted on

    Great Ateco 18" Plastic Pastry Bag. Easy cleans from greasy substance. Wonderful size and great quality. Good option to disposable bags and is environmentally (more) friendly.

    from Everything but the Dress LLC Posted on

    18" size pastry bag is big enough for a lot of large jobs and is well built built of durable feeling plastic. Will buy more.

    from Mike's Mindful Plate Posted on

    Nice bags. Perfect size. I prefer these over the wax bags which end up cracking and falling apart. They last for a couple months with everyday use.

    Posted on

    These bags are very thick and heavy duty. We struggled a bit with them when we first got them because they were kind of stiff. After some use they were easier to use.

    from Heavenly's A Creative Bakery Posted on

    We use these pastry bags every single day , over and over again and they hold up perfectly! They finally give out after about a year to 18 months, but that is WAY worth the small cost. These bags don't slip in your hands like some others do.

    from Sunrise Donuts Posted on

    This bag is a great size for frosting cupcakes, you can get through a large amount of cupcakes without having to refill the bag. it is also a strong material, so it doesn't seem to rip easily

    from Gluten Free Kids Posted on

    Great pastry bag! I'm not sure how long this bag will hold up since I need to use it frequent in my bakery. I would recommend this product to anyone. for home use.

    Posted on

    The large pastry bags are excellent for holding enough icing to complete the initial crumbcoat on the cakes easily - this size is great for getting started

    from Mountain Oven, LLC Posted on

    These bags are perfect. Easy to use, the perforations separate smoothly without ever tearing the bags. They are lightweight and easy to use, yet thick enough to stand up to a heavy duty buttercream.

    Posted on

    This Ateco 18" Plastic Pastry Bag is large enough for most projects. I like the plastic ones because they are much easier to wash and reuse vs. the canvas ones. I will definitely be buying more of these.

    from B. Tucker Posted on

    I did a lot of research and finally decided the Ateco 18" Plastic Pastry Bag was the best and most flexible option. I'm please with the quality and the price can't be beat locally.

    Posted on

    I had 120 cupcakes that I needed to frost with a sturdy butter cream frosting. This size pastry bag came in so handy because I did not have to keep filling over and over again. It washed up exceptionally well, with out a greasy residue! Love it!

    from Jazzy Ruperts Posted on

    Ateco is a great quality name brand for cake decorating products and the competitive prices from the WEBstaurant is awesome as usual. Good luck and enjoy it!

    from TKNY Capital, LLC Posted on

    It’s a pastry bag not much to say but for this price it’s a good deal. I like bigger bags for frosting cupcakes and filling macarons so I don’t have to refill too many times. Works great with the Ateco couplers and tips.

    Posted on

    We keep these on-hand if we ever run on disposable plastic bags. One weekend we ran out of the disposables, so we had to use these - it cleaned very well despite all the buttercream grease.

    Posted on

    Great pastry bag - soft and flexible, but also strong. Highly recommended especially if you do not want to refill a bag for large batches. I have mainly used it for piping pate a choux so far. Great for accommodating the large tips and coupler.

    Posted on

    Ateco almost always has outstanding pastry products. This is no exception. High quality pastry bag with a long life (With repeated daily use) Not always the most pleasant to clean afterwards, but it always gets the job done.

    Posted on

    This is one of the best piping bags ever. Makes piping frosting and icing so easy and it is easy to clean and reusable. Easy to squeeze.

    Posted on

    This is a great decorating pastry bag! It works well for delicate precision writing of a happy message on a cake to the fine detail work on the side of a wedding cake!!

    Posted on

    This is an excellent buy!These are perfect for very precise lettering on cakes. Though the initial cost is higher than the one time use bags, the money saved in the long run really does pay off! It is also a plus for the environment.

    from The Pie Kitchen Posted on

    This is an excellent top notch pastry bag. Its very durable, and cleans up super easy. I use it for many different tasks, and it always performs perfectly for whatever i throw at it. Great price as well. I love it.

    from The new haven cafe Posted on

    this bag is verry good quality. very heavy duty will last a long time. this item has served our needs very well i am pleased

    from BBQ Shack Posted on

    These bags are simply the best!! They are large enough to frost over 2 dozen cupcakes at a time, and they're VER easy to clean!

    from Exquisite Cupcakes Posted on

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