Description
SpinFit W1 Silicone Eartips
If you own a good IEM in Bangladesh and you are still using the stock ear tips that came in the box, you are not hearing your earphones at their full potential. Stock tips are generic, one-size-fits-all compromises. The SpinFit W1 is not. It is the most advanced silicone ear tip SpinFit has ever made — with dual-layer WAVE corrugated core technology, patented 3D axis flex, and ISO10993 medical-grade silicone — and it is the single most recommended tip upgrade among audiophiles worldwide. One change, and your IEM sounds, fits, and isolates better than it ever has before.
Key Features
- Industry-first Double-Layer WAVE Corrugated Tube Core for maximum grip and stability
- Patented SpinFit 3D Spinnable Axis bends to match your unique ear canal angle
- Outer soft transparent silicone for comfortable, pressure-free wearing
- Inner harder semi-transparent silicone grips nozzles tighter and more securely
- ISO10993 certified medical-grade silicone — zero allergy, high hygiene, skin-safe
- Compatible with IEM nozzle diameter from 5mm to 6mm
- Fits the same IEM groups as the popular SpinFit CP145
- Best suited for multi-driver IEMs and large dynamic driver earphones
- Improves bass extension, midrange clarity, and passive noise isolation
- Sizes S, M, and L all included in one single package
- Also available in single-size packs: SS, MS, S, M, and L separately
Specification
| Specification | Details |
|---|---|
| Brand | SpinFit |
| Model | W1 |
| Core Technology | Double-Layer WAVE Corrugated Tube Core |
| Outer Core Material | Soft Transparent Silicone |
| Inner Core Material | Hard Semi-Transparent Silicone |
| Pivot Mechanism | Patented Spinnable 3D Axis |
| Inner Bore Diameter | 4.4mm |
| Compatible Nozzle Diameter | 5mm to 6mm |
| Silicone Certification | ISO10993 Medical-Grade |
| Sizes Included | S, M, and L (1 Pair Each) |
| Best For | Multi-Driver IEMs, Large Dynamic Driver, Heavy IEMs |
| Sound Effect | Fuller Bass, Cleaner Mids, Smoother Treble |
| Allergy Rating | Zero Allergy |
Product Description
The Ear Tip Upgrade Every IEM Owner in Bangladesh Needs
Why Your Stock Tips Are Holding Your IEM Back
When you buy an IEM in Bangladesh — whether it is a KZ, CCA, 7Hz, Moondrop, Truthear, DUNU, or any other brand — the ear tips included in the box are a basic afterthought. They are made from generic silicone that does not seal well, slips out during movement, and leaves sound leaking around the edges. The result is weak bass, poor soundstage, and listener fatigue from constantly adjusting the fit. The SpinFit W1 fixes all of this with one simple swap.
The WAVE Core That Changed Ear Tip Technology
The W1 introduces SpinFit’s first-ever Double-Layer WAVE Corrugated Tube Core — a design where the inner bore uses two different hardnesses of silicone built into a wave shape. The harder inner silicone locks onto your IEM nozzle with a grip that stays secure even during walking, commuting, or exercise in Dhaka heat. The softer outer silicone cushions your ear canal walls to reduce pressure and prevent the soreness that comes from long listening sessions. This dual-layer approach is a genuine engineering advancement — not a marketing claim — and the difference in stability versus single-layer tips is immediately noticeable.
The 3D Axis That Fits Every Ear Canal
No two ear canals in Bangladesh are the same shape — and no fixed, rigid ear tip can properly seal a canal that curves differently from what the designer assumed. SpinFit’s patented 3D Spinnable Axis is the solution. It is a flexible joint built into the stem of the tip that allows the umbrella portion to bend and rotate freely in any direction. When you insert the W1, it automatically adjusts its angle to match your exact ear canal geometry, creating a deep, consistent seal that holds without pressure or pain. This is why SpinFit is the go-to brand for audiophiles who prioritize comfort alongside sound quality.
Sound That Actually Improves
The W1 is not just about comfort and fit — it genuinely changes how your IEM sounds. The improved seal from the WAVE core and 3D axis delivers fuller and more extended bass, cleaner and more natural midrange, and slightly smoother treble. Passive noise isolation improves significantly because there are no gaps around the seal for outside noise to enter. For IEM users in Bangladesh who listen in noisy environments — office, transport, or street — this isolation improvement is immediately meaningful. You hear more music and less Dhaka.
Medical-Grade Silicone for Long-Term Safety
The W1 is made from ISO10993 certified medical-grade silicone — the same standard used in medical devices and surgical equipment. This means zero allergic reaction risk, no unpleasant odour, no skin irritation after long sessions, and a material that stays hygienic through regular use and cleaning. For Bangladeshi users who wear IEMs for hours at a stretch, this is a meaningful health-conscious upgrade over standard silicone tips.
S, M, and L All in One Pack
Unlike many premium ear tips that force you to buy each size separately, the SpinFit W1 standard pack includes S, M, and L — one pair of each. You can try all three sizes and find your perfect fit before committing to a single-size bulk purchase. Single-size packs in SS, MS, S, M, and L are also available separately for audiophiles who already know their correct size.

What’s in the Box?
- 1x Pair SpinFit W1 Eartips Size S
- 1x Pair SpinFit W1 Eartips Size M
- 1x Pair SpinFit W1 Eartips Size L
What is the Price of SpinFit W1 Silicone Eartips in Bangladesh?
For the latest and confirmed price of SpinFit W1 Silicone Eartips in Bangladesh, visit Gadget Striker online or contact us directly. We offer the most competitive and transparent market pricing in BD with genuine product guarantee and zero hidden charges on every order.
Why Choose Gadget Striker
Gadget Striker has built a trusted reputation across Bangladesh among audiophiles, tech enthusiasts, and everyday buyers by consistently delivering only genuine products at honest, transparent prices. We carry authentic stock, charge zero hidden fees, and provide knowledgeable customer support before and after every purchase. Your satisfaction and trust are the foundation of everything we do.
Frequently Asked Questions
Q1. Will SpinFit W1 fit my KZ or CCA IEM?
Yes. The W1 fits IEM nozzles with a diameter of 5mm to 6mm, which covers most KZ, CCA, 7Hz, Moondrop, Truthear, and DUNU models available in Bangladesh.
Q2. Does the pack include all three sizes?
Yes. The standard W1 pack includes one pair each of S, M, and L sizes. Single-size packs are also available separately.
Q3. Is the silicone safe for sensitive ears?
Yes. The W1 uses ISO10993 certified medical-grade silicone that is zero allergy, skin-safe, and suitable for long daily use without irritation.
Q4. Will changing ear tips actually improve my sound?
Yes. A proper seal from the W1 improves bass extension, midrange clarity, and passive noise isolation compared to most stock tips included with IEMs.
Q5. Does Gadget Striker deliver outside Dhaka?
Yes. Gadget Striker delivers to all districts across Bangladesh with fast and reliable shipping.

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