10€ coupon from the shop Sugarfree until 09/08!
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Clear- Flush: They feature a valve at the bottom for easy removal of water with a gentle blow.
- Dry Top: With a special mechanism at the top that automatically closes when you submerge, completely preventing water from entering.
- Silicone: With a soft silicone mouthpiece that offers comfortable use and a proper fit in the mouth, without causing pain or discomfort.