Kalsten | noise-cancelling & waterproof earphones for sleep, work & travel
Silent comfort - earphones for optimum peace and comfort
Experience undisturbed peace and quiet with the Silent Comfort earphones, which have been specially developed to block out disturbing noises and protect your ears from water. The soft, mouldable material adapts perfectly to the shape of your ear and stays securely in place even in active situations.
Style advantages:
- Superior sound insulation: Blocks disturbing noises for undisturbed sleep or work.
- Perfect fit: Hypoallergenic material for a comfortable and secure fit.
- Waterproof protection: Protects your ears while swimming and keeps them dry.
- Versatile use: Ideal for sleeping, travelling, studying, working or swimming in noisy environments.
- Mouldable sound insulation: Effective in blocking environmental noise.
The Silent Comfort earbuds are the perfect solution for anyone looking for peace and quiet in noisy environments or who wants to protect their ears while swimming. Enjoy the ultimate comfort and silence offered by these innovative earphones.
Technical specifications
- Material: Hypoallergenic and mouldable
- Sound insulation: Effective in blocking environmental noise
- Waterproof: Yes
- Use: sleeping, travelling, learning, working, swimming
- Fit: Ergonomic and secure
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.
