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  • Shoto's Wall of Flames - NAnimerica
  • Shoto's Wall of Flames - NAnimerica
  • Shoto's Wall of Flames - NAnimerica
  • Shoto's Wall of Flames - NAnimerica
  • Shoto's Wall of Flames - NAnimerica

Ring size guide

Find your size

mm

Measure straight across the inside of the ring, edge to edge.

Size chart

US / CAUK / AUEUDiameter mmCirc. mm
6L5216.551.9
7N5417.354.5
8P5718.257.2
9R5918.959.3
10T6219.862.3
11V6520.765.0
12X6821.567.5
13Z7022.370.2
14Z+27223.072.3

How to measure

Ring I own · diameter

  1. Pick a ring that fits the finger you're sizing.
  2. Measure the inside diameter in mm.
  3. Enter it above or match it to the chart.

Paper strip · circumference

  1. Wrap a 5 mm strip of paper snugly around your finger.
  2. Mark where it overlaps.
  3. Measure the length in mm and enter it above.
  • Measure at the end of the day, when your hands are warm.
  • Between sizes, or ordering a wide band? Choose the larger size.
  • Not quite right? Exchange for another size within 30 days. We'll guide you every step of the way.
View the full ring size guide →

HOT&COLD

Lifetime warranty · 30-day returns & exchanges

CLASSIC RINGS

HOT&COLD

Go beyond your limits.

Sale price $69 USD Regular price $79 USD
  • ✦Solid Tungsten — Exceptionally scratch-resistant with a substantial, premium feel.
  • ✦Crimson Red Inner Band — A bold red interior inspired by the half hot side.
  • ✦Laser Engraved — Crisp, permanent engravings with exceptional precision.
  • ✦Comfort Fit — Rounded interior for comfortable everyday wear.
Size (US): Size guide

30-day size exchanges · we'll guide you every step

Ships from Dallas, Texas

Tracked delivery to your door · no tariffs or duties
“Very good ring I love it. It has the weight which makes it feel so much better.”
Josemaria · HOT&COLD Read reviews

HOT&COLD

The details

Materials & craft

Crafted from solid tungsten, chosen for its strength and substantial weight.

Finished in a frosted silver exterior with a deep red inner band, creating a defined dual-tone design.

  • 8mm wide comfort fit profile
  • Laser engraved detailing that will never fade over time

Fit

True to size

Measure a ring you already wear and match it to our chart.

Care Made for everyday wear

Keep it on

  • Washing hands
  • Showers & rain

Take it off

  • Pools & hot tubs
  • Cleaning products
  • Harsh chemicals

Chlorine and harsh chemicals wear the finish; some soaps and lotions can dull it over time.

RinseDry with a soft clothStore in its pouch

Community

Worn by the community

Real DMs, stories and shoots from people wearing NANIMERICA.

102,700+ collectors worldwide

Also worn by

Reviews

What owners say

4.6/5from 16 reviews of HOT&COLD

4.8 average across 2,652 NANIMERICA reviews

Cool ring! I like how the color red looks as the inner band & that it’s made of anodized aluminum. I also love heavy rings especially since these are tungsten based❤️‍
Crystal

Collector photos