AquaSilent — Immerse yourself in quiet, dry moments full of comfort and relaxation | Kalsten
Finally restful sleep – dry ears, relaxed nights!
Forget disruptive noise and uncomfortable pressure. Experience pure relaxation and sleep deeply and peacefully – even in loud or humid environments.
Why thousands trust AquaSilent™ for perfect ear and sleep protection
✓ Waterproof and soothing: Whether swimming or showering – enjoy the safe feeling of dry, protected ears without irritation.
✓ Silence that brings freedom: Block out annoying noises and treat yourself to quiet moments for concentration or deep, restful sleep.
✓ Comfort you hardly feel: The ultra-soft, skin-friendly material gently adapts to the shape of your ears – longer wearing comfort without pressure or irritation.
✓ Designed for every situation: Whether sleeping, traveling, studying, or swimming – with AquaSilent™ you enjoy protection and peace wherever you need it.
Frequently Asked Questions:
Can I use AquaSilent™ while swimming?
Yes! The waterproof design ensures that no water enters – so your ears stay reliably protected even in water.
How comfortable is wearing it all day?
Thanks to the flexible, hypoallergenic material, AquaSilent™ fits perfectly to your ears and feels comfortable – without pressure or unpleasant side effects.
How effective is the noise protection?
The strong noise insulation transforms your environment into an oasis of calm – ideal for focused work, relaxed studying, or restful sleep.
Product details:
Material: Ultra-soft, skin-friendly hypoallergenic
Function: Waterproof & powerful sound insulation
Fit: Form-fitting for maximum hold and comfort
Size (cm): Length: 2.5 cm, Width: 1.5 cm
Areas of Application: Perfect for sleeping, traveling, studying, working & swimming
Delivery Contents:
- 1x pair of AquaSilent™ earplugs
- 1x practical storage box
- 1x easy-to-understand instruction manual
Free standard shipping on all orders. No minimum purchase.
- Ships to: United States
- Processing: 1–4 business days (Mon–Fri)
- Transit: 5–10 business days
- Total delivery time: 6–14 business days
- Order cut-off: 5:00 PM PST
You will receive a tracking number by email once your order ships. Please allow up to 48 hours for tracking to update.
See our full Shipping Policy.
You have 14 days from delivery to request a return.
- Email support@open.shop with your order number to start a return.
- Items must be unused, complete, and in their original packaging.
- Return label: flat $9.99 USD, deducted from your refund — nothing to pay upfront.
- Damaged, defective or incorrect items: we cover all return and replacement costs.
- No restocking fees.
- Exchanges: contact us and mention "exchange" — the new item ships once your return arrives.
- Refunds are issued within 7 business days of inspection.
See our full Return Policy.
Questions about your order or our products? We're happy to help.
Open
Hooizolder 214
Drachten Friesland 9205CD
Netherlands
Email: support@open.shop
Customer Service:
Monday to Friday, 8:00 AM – 6:00 PM PST (excluding public holidays)
We reply to all messages within 24 hours on business days. Weekend messages are answered on Monday.
For quick answers, visit our FAQ page or use our Contact Form.
