-
HEADPHONES AND SPEAKERS
Immerse yourself in the world of music audio that tunes you to the right wave
We deliver around Europe
Be still in the picture
Choose your language
První smart platební prsten na světě
ONE Ultra Sizing Kit
This isn't just any Niceboy ring. To make sure you get it right the first time, get our sizing kit with different ring sizes. First, choose the size that fits you. Then you can order it with confidence. Read more
Variant
5.99 €
IN STOCK > 5, immediately to dispatch
Don't guess the size, get a sizing kit
Add the sizing kit (size chart) to your cart. You can use it to try on different sizes and find the one that fits you best. We'll also send you a code for a 4 EUR discount on the ring via email. Once you know your size, go back to the e-shop and order the Niceboy ONE Ultra ring. Enter the discount code in the last step of the purchase process. Now you can start looking forward to this ring changing your life. A little tip on how to save money: you'll get the kit for free when you buy the ring.
Need to consult with ONE Ultra Sizing Kit ?
Here you can find tutorial, software, apps, updates and FAQs about this product.
YOU RECENTLY VIEWED
ION AirSonic ICON
IN STOCK > 5, immediately to dispatch
The Niceboy ION AirSonic ICON hair dryer is equipped with a powerful 2200W motor that ensures fast and efficient hair drying. Ionisation technology leaves hair soft, shiny and protected from damage. The included concentrator and diffuser allow for precise styling and natural volume. The hair dryer offers two speeds and three temperature settings, including a cold air button, ensuring professional styling right in your own home.
27 €
Atom 4
IN STOCK > 5, immediately to dispatch
The Niceboy Atom 4 is a small speaker that will surprise you with its powerful and clear sound. It only needs one charge and can play for up to 12 hours. And with IP67 dust and water resistance, it ranks on our private list of TOP speakers for travel.
15 €
WATCH Lite 4 Arctic Silver
IN STOCK > 5, immediately to dispatch
The Niceboy WATCH Lite 4 smartwatch offers a wide range of health and sports functions. With support for over 100 sports, monitoring a range of health and sleep values, it helps you keep track of your health and fitness. With BT calling and app notifications, you'll always stay connected to the world. The stylish design with a 1.83" display and three colour options allows you to tailor the watch to your personal style.
23 €
Replacement head Niceboy ION Sonic Hard pink 2 pcs
IN STOCK > 5, immediately to dispatch
Set of two replacement Hard heads for Niceboy ION Sonic and Niceboy ION SmartSonic sonic toothbrushes. The Hard head with its strong fibre hardness is suitable for people with stubborn teeth to remove stains, plaque and tartar.
8 €
ONE Onyx black S10
IN STOCK > 5, immediately to dispatch
In partnership with Mastercard, Niceboy brings you the most convenient payment option that is always at your fingertips! Simply pay by placing the Niceboy ONE ring on the terminal. You no longer have to think about whether you have your phone or card on you. In short, play sports, travel and enjoy your day freely and without restrictions! After all, life can be so easy and stylish. It's your day!
80 €
Smart ring
ONE Ultra + Sizing Kit
IN STOCK > 5, immediately to dispatch
We present to you the world’s very first smart ring with contactless payments! This is what the fusion of style and 21st-century technology looks like. It tracks your activity, health, and sleep quality. With the sizing kit, you’ll find your perfect fit and be ready for a ring that can do it all – even payments.
159 €
Smart ring
ONE Ultra S10
IN STOCK > 5, immediately to dispatch
We present to you the world’s very first smart ring with contactless payments! This is what the fusion of style and 21st-century technology looks like. It tracks your activity, health, and sleep quality.
159 €
Smart ring
ONE Ultra S9
IN STOCK > 5, immediately to dispatch
We present to you the world’s very first smart ring with contactless payments! This is what the fusion of style and 21st-century technology looks like. It tracks your activity, health, and sleep quality.
159 €