| Genial Day Ⓜ | Hello Ⓜ | MeLuna Ⓜ | Keeper Ⓢ | |
 |  |  |  | |
| Where to Buy | Amazon.com | HelloPeriod | MeLuna US | Amazon.com |
| Size | Medium | Small/Medium | Medium | B |
| Length (without stem) | 70 mm (includes stem) | 49 mm | 48 mm | 54 mm |
| Diameter | 40 mm | 41 mm | 41 mm | 45 mm |
| Capacity | 30 ml | 21 ml | 20 ml | 21 ml |
| PACII Firmness Score | 2 | 5 | Classic 4 / Soft 2 / Sport 5 | 5+ |
| Material | TPE | TPE | TPE | Natural Rubber |
| Stem | Hollow Round | 10 mm Solid Round Nub | 13 mm Stem, 9 mm Ball, or 12 mm Ring | 25 mm Hollow Round |
| Rim | Protruding | Smooth | Protruding | Protruding |
| Shape | Tapered Bottom | Tapered Bottom | Tapered Bottom | Tapered Bottom |
| Satisfaction Guarantee | ⛔️ | ⛔️ | ⛔️ | ⛔️ |
| Charity Component | ⛔️ | ⛔️ | ⛔️ | ⛔️ |
| Availability | US | Worldwide | Worldwide | US | Canada | Worldwide |
| Price | $$$ | $$$ | $$ | $$$ |
| Buy This Cup | Amazon.com | HelloPeriod | MeLuna US | Amazon.com |
| Coupon Code | ⛔️ | 15% Off with code:
| 10% Off with code:
| ⛔️ |
| Amazon Prime Eligible | ✅ | ⛔️ | ⛔️ | ✅ |
| Made In | Europe | New Zealand | Germany | USA |
