The main reference point is height and weight. You can see the size chart (link), use the calculator (link) or write to us for help with sizing (link with whatsapp logo).

Depending on the size you choose, the jumpsuit can fit either like a tracksuit, just loose, or closer to slim fit style - if you take a size smaller, or in oversize style - depending on the size. You can choose the fit in detail with our managers in any of the conveniences for you messengers. The link to messengers is at the bottom left of the site.

Yes, at the expense of integrity. Not as in a tracksuit or jeans/pants and sweater/hoodie, a line that divides the figure in half and due to a well-designed cut the jumpsuit properly emphasizes all the charms and hides imperfections.

Cotton 70%, polyester 30%. Fleece inside or loop in non-fleece models. Models without fleece outside with a light velvet coating.In models aviator and Urban composition 97% cotton and 3% elastane. All fabric is breathable, anti-allergenic.

Due to the integrity of the product it creates its own ecosystem inside the overalls, which firstly does not let out body heat, and secondly - does not blow into the cracks at any movement or inclination.

We consider overalls without fleece as clothing up to +25℃. There is no lower limit, as everyone has different thermal regulation, but it will be comfortable up to +10℃.

Overalls with fleece from +20℃ to -5℃. When wearing thermal underwear and jacket - up to -30℃.

These data are average, everyone has their own heat exchange and susceptibility to temperatures

Any of our jumpsuits will fit a pregnant lady. It is important for you to choose the correct size, so that you can wear it after pregnancy, which is easily possible with our sizing grid. We recommend consultation on selection with a manager. The link to messengers is on the bottom left of the site.

The fastest and easiest way is through messengers. There is a link to messengers on the bottom left of the website.

Yes, all our products are guaranteed for 90 days.t

Yes, within 14 days, provided the product, tags and packaging are still new

We have 2 shipping methods: International Mail and Express. We provide free shipping for all orders over 169 Usd. Standard shipping price is 15 usd for regular mail and 15 for express shipping

You can contact us via messengers that are mentioned on our web asap and we will do our best to help you.

When your package has been dispatched from our warehouse, you should receive a shipping confirmation email with a link that will be in the info email to track your order. 

*Please note that tracking information can take up to 24-48 hours to update after dispatch. The email with tracking information is sent when the shipping label has been printed and your package is ready for pickup by the freight company.

Don't forget to check your spam/promotions folder.

You can contact us via messengers that are mentioned on our web asap and we will do our best to help you.

We ship worldwide.

Custom fees depend on your government policy, so please check it carefully. 

Import and handling fees may apply, depending on the total amount of your order and the local import regulations in your country. Handling and brokerage fees may also apply depending on the country of delivery. 

The One 1 has no control over such charges and unfortunately we are unable to tell you how much these charges potentially will be. If you have any further questions, please contact your local customs authorities for more information regarding local taxes and duty charges.

When ordering from theone.zone, you are responsible for these fees, and also assuring that you can lawfully import them in your country.

If you have received a damaged or faulty item, or even an incorrect item, please contact us submitting a request including:

• your order number
• a brief description of the issue
• photos for illustrating the damage / mistake.
• This way we can identify the issue and make sure to assist you in the fastest possible way, as well as prevent this issue from recurring.

Please do not return a faulty item without first being in touch with our Customer Care team.

If you have received a damaged or faulty item, or even an incorrect item, please contact us via messengers, that mentioned on our web or contact form email.

For returning you should contact us   via messengers that mentioned on our web  and we will give you all details

If you would like to return a product purchased from THE ONE 1, this can be processed within 14 days upon delivery. The products must be in their original condition and with hang tags still attached as new ones. If smth will be damaged we will not accept the item and delivery will be marked as return to the sender.  

You will be provided with a prepaid return label after registering your return in our system. Return freight costs will get deducted from your refund 

The main reference point is height and weight. You can see the size chart (link), use the calculator (link) or write to us for help with sizing (link with whatsapp logo).

Some of our overalls have a hidden zipper at the bottom of the back, which will allow you to go to the toilet quickly and easily. In other models it is possible to order this option. Just leave a comment on the order and we will contact you.

Depending on the size you choose, the jumpsuit can fit either like a tracksuit, just loose, or closer to slim fit style - if you take a size smaller, or in oversize style - depending on the size. You can choose the fit in detail with our managers in any of the conveniences for you messengers. The link to messengers is at the bottom left of the site.

Yes, at the expense of integrity. Not as in a tracksuit or jeans/pants and sweater/hoodie, a line that divides the figure in half and due to a well-designed cut the jumpsuit properly emphasizes all the charms and hides imperfections.

There are children's models. The design is exactly the same as the adult models. The price is lower by 15 usd than the adult model. Sizes from 110 cm, designed for at least 2 years of wear by a child in 1 size.

There are no differences. All models are unisex, the difference is only in the photo on the models. Patterns are thought out and developed very carefully by the best fashion designers so that you would look great in any model.

Cotton 70%, polyester 30%. Fleece inside or loop in non-fleece models. Models without fleece outside with a light velvet coating.In models aviator and Urban composition 97% cotton and 3% elastane. All fabric is breathable, anti-allergenic.

Due to the integrity of the product it creates its own ecosystem inside the overalls, which firstly does not let out body heat, and secondly - does not blow into the cracks at any movement or inclination.

We consider overalls without fleece as clothing up to +25℃. There is no lower limit, as everyone has different thermal regulation, but it will be comfortable up to +10℃.

Overalls with fleece from +20℃ to -5℃. When wearing thermal underwear and jacket - up to -30℃.

These data are average, everyone has their own heat exchange and susceptibility to temperatures

Any of our jumpsuits will fit a pregnant lady. It is important for you to choose the correct size, so that you can wear it after pregnancy, which is easily possible with our sizing grid. We recommend consultation on selection with a manager. The link to messengers is on the bottom left of the site.

Our fabric is premium, so the fabric does not lint on the outside. On the inside, the fleece "tampers" and becomes dense. The fabric retains its color, shape and smoothness. No lint.

We recommend washing at 30 degrees, 800 rpm. Use only oxygen cleaners. At the first washing at a higher temperature, be prepared that the overalls will shrink slightly in length, by 1 - 2 cm. Only for the first wash, then it will remain as it is.

You can attach suspenders to each jumpsuit. This is an optional detachable accessory. It is not included in the basic equipment.

Easy to launder. Use any oxygen cleaner on tough stains and the stain is gone.

Overalls will not shrink when washed at 30℃.  The first time you wash the jumpsuit at a higher temperature, be prepared that the length of the jumpsuit will shrink a little bit, 1 - 2 cm, one time. There will be no more shrinkage in subsequent washings.

We are completely hand-built, with each model going through the hands of a craftsman who specializes in just that. All our materials are of the highest quality, as we are against the mass market and things that are thrown away and pollute our planet. We create with great love clothes that will look like new even after 1000 washes (if you follow the care instructions).

We have a hidden zipper down the back on some models such as Original with fleece, Angel, Ninja. For any other model you can order the down back zipper personally, production time is 3-7 working days.

We have the possibility of sewing your custom order. The cost and the possibility to make your fantasies come true can be discussed with managers in messengers. The link to messengers is at the bottom left of the site.

Yes, among our clients are famous TV shows, sports teams, music band teams, millionaire bloggers, IT companies, crypto-communities, and logistics international corporations. About custom design and ordering you can write to us in any convenient messenger. The link to messengers is on the bottom left of the site.

The fastest and easiest way is through messengers. There is a link to messengers on the bottom left of the website.