What are the main features of the A18 Ultra Slim Aramid Fiber Case?

The A18 Ultra Slim Aramid Fiber Case combines lightweight aramid fiber with a slim, durable structure for a near-bare-phone feel. It also features a heat-dissipation design, an aluminum camera guard, and a built-in magnetic attachment system for practical everyday protection.

What is aramid fiber, and how is it different from TPU or PC?

Aramid fiber is known for its toughness, lightweight structure, and resistance to tearing and everyday wear. Compared with TPU or PC, it can be formed into a slimmer structure, helping the case feel closer to a bare phone. Different materials have their own advantages, but aramid fiber is especially valued for its strength, slim profile, and distinctive woven texture.

Compared with A17, what are the main upgrades of the A18?

Improved Heat Dissipation: The heat-dissipation area is positioned closer to the phone’s CPU to support more efficient heat transfer. Improved Camera Guard: The A18 camera guard uses a hardening and oil-coating process to improve resistance to everyday wear.

What is the difference between the semi-cover and full-cover versions?

The main differences between the two versions are the level of protection and the overall handling experience. Semi-Cover: Lighter and slimmer, with a grip that feels closer to a bare phone. It is ideal for users who prioritize a lightweight and minimal experience. Full-Cover: Provides complete edge and corner coverage for more comprehensive daily protection. It is better suited to users who prioritize durability while still enjoying the feel and texture of aramid fiber.

Will the A18 Ultra Slim Aramid Fiber Case be slippery? What does it feel like?

The A18 Ultra Slim Aramid Fiber Case features a fine-weave texture and a skin-friendly coating. It is comfortable to hold, provides a secure grip, and is easy to clean.

Will the A18 Ultra Slim Aramid Fiber Case affect cellular service, GPS, Wi-Fi, or Bluetooth?

No. Aramid fiber is not metal, so it does not normally interfere with Wi-Fi, cellular service, GPS, or Bluetooth signals.

Does the A18 Ultra Slim Aramid Fiber Case support MagSafe and aulumu magnetic accessories?

Yes. The A18 Ultra Slim Aramid Fiber Case features a built-in magnetic ring for MagSafe charging and compatible magnetic accessories, including aulumu stands, wallets, and other magnetic products. Magnetic strength may vary depending on the phone model and accessory used. For the most stable experience, we recommend using accessories that meet MagSafe or compatible magnetic standards.

Can the camera guard protect the lens properly?

Yes. The lens area is protected by a durable aluminum alloy frame that helps minimize wear caused by placing the phone on surfaces or from accidental sliding during everyday use.

How does the A18 Ultra Slim Aramid Fiber Case perform in terms of shock resistance?

This model is designed around lightweight construction, durability, and everyday protection. Its strong, abrasion-resistant aramid fiber structure and reinforced edges help protect the phone from daily wear, scratches, and minor bumps. However, because it is an ultra-slim case, it is not designed for heavy-duty or high-drop protection. If you need stronger impact protection, we recommend choosing an aulumu shockproof case.

Will removing and attaching the A18 Ultra Slim Aramid Fiber Case scratch the phone?

Generally, no. The case should not scratch the phone when installed and removed properly. We also recommend removing any dust or debris from both the phone and the inside of the case before installation.

How do I properly remove the A18 Ultra Slim Aramid Fiber Case?

To avoid damaging your phone or the case, we recommend starting to remove the case from the upper-right corner. Use your thumb to press down near the camera plateau and gently push the top-left corner outward and forward to detach the case from the phone. After loosening the top-left corner, push out each of the remaining corners along the edges, one by one.

A18 Ultra Slim Aramid Fiber Case for iPhone 18 Pro / Pro Max

Model: 18 Pro Max

7-DAY RETURNS
SECURE CHECKOUT
FREE SHIPPING
LOCAL WAREHOUSE SHIPPING WHEN AVAILABLE

MXN 1,114.99

A18 Ultra Slim Aramid Fiber Case for iPhone 18 Pro / Pro Max

Model: 18 Pro Max

7-DAY RETURNS
SECURE CHECKOUT
FREE SHIPPING
LOCAL WAREHOUSE SHIPPING WHEN AVAILABLE

MXN 1,114.99

DESCRIPTION

An ultra-slim aramid fiber case designed to preserve the bare-phone feel. A18 combines 1500D aramid fiber, a semi-cover structure, 1.3mm slim profile, CoolHyper heat dissipation, an aluminum camera guard, and strong MagSafe compatibility.

Model

18 Pro Max

FEATURES

• 1500D Aramid Fiber — fine-woven aramid fiber combines lightweight strength, durability, and a refined tactile texture.

• Semi-Cover Design — minimizes edge coverage to preserve the original button feel and a closer-to-bare-phone grip.

• 1.3mm Slim & 23g Lightweight — engineered for minimal bulk and a lightweight everyday carry experience.

• Upgraded CoolHyper Cooling — a silicone thermal pad, aluminum heat sink, and honeycomb ventilation structure help transfer and release heat more efficiently.

• Aluminum Camera Guard — hard-anodized aluminum alloy protection helps reduce scratches and everyday wear around the camera area.

• Strong MagSafe Compatibility — built-in magnets provide stable alignment with compatible chargers, stands, power banks, wallets, and other magnetic accessories.

FEATURES

• 1500D Aramid Fiber — fine-woven aramid fiber combines lightweight strength, durability, and a refined tactile texture.

• Semi-Cover Design — minimizes edge coverage to preserve the original button feel and a closer-to-bare-phone grip.

• 1.3mm Slim & 23g Lightweight — engineered for minimal bulk and a lightweight everyday carry experience.

• Upgraded CoolHyper Cooling — a silicone thermal pad, aluminum heat sink, and honeycomb ventilation structure help transfer and release heat more efficiently.

• Aluminum Camera Guard — hard-anodized aluminum alloy protection helps reduce scratches and everyday wear around the camera area.

• Strong MagSafe Compatibility — built-in magnets provide stable alignment with compatible chargers, stands, power banks, wallets, and other magnetic accessories.

A18 Ultra Slim Aramid Fiber Case for iPhone 18 Pro / Pro Max

MXN 1,114.99

Light in Hand, Strong in Protection

A18 Ultra Slim Aramid Fiber Case

1500D Aramid Fiber | Signature CoolHyper Tech | Aluminum Camera Guard | 1.3mm Ultra Slim | 23g Lightweight

Restoring the Bare-Phone Feel

A semi-cover design keeps the profile slim and the original buttons exposed for a lighter, more natural in-hand experience.

Real-Time Temperature Monitoring

A temperature-sensitive color strip changes with heat, giving you a quick visual cue of your phone’s thermal state.

Product Specs

- Brand: aulumu
- Product Name: A18 Ultra Slim Aramid Fiber Case
- Color: Black
- Material: Aramid Fiber, Aluminum Alloy
- Size: Pro: ~152*73*14.70mm; Pro Max: ~165.5*80*15.0mm
- Weight: Pro: ~23g; Pro Max: ~27g
- Compatibility: iPhone 18 Pro / 18 Pro Max / 17 Pro / 17Pro Max
*Manual measurements may have minor discrepancies; however, these variations will not impact their practical use.

Product Specs

A18 Ultra Slim Aramid Fiber Case for iPhone 18 Pro / Pro Max

DESCRIPTION

FEATURES

FEATURES

SHOP

SUPPORT

INFO.

SHOP

SUPPORT

INFO.

Aramid Matrix

Aramid Matrix

Light in Hand, Strong in Protection

A18 Ultra Slim Aramid Fiber Case

Light in Hand, Strong in Protection

A18 Ultra Slim Aramid Fiber Case

Restoring the Bare-Phone Feel

Restoring the Bare-Phone Feel

Lightweight yet Durable

Lightweight yet Durable

Protect Your Everyday

Protect Your Everyday

CoolHyper, Upgraded for A18

CoolHyper, Upgraded for A18

Keep Your Phone Always Cool

Keep Your Phone Always Cool

Real-Time Temperature Monitoring

Real-Time Temperature Monitoring

Scratch-Resistant Camera Protection

Scratch-Resistant Camera Protection

Raised Protection, Front and Back

Raised Protection, Front and Back

Full Top Coverage. Precise Bottom Cutout.

Full Top Coverage. Precise Bottom Cutout.

Natural Access. Precise Response.

Natural Access. Precise Response.

Ultra-Strong MagSafe

Ultra-Strong MagSafe

Aulumu Ecosystem Compatibility

Aulumu Ecosystem Compatibility

Product Specs

Product Specs

Aramid Matrix

Aramid Matrix

Light in Hand, Strong in Protection

A18 Ultra Slim Aramid Fiber Case

Light in Hand, Strong in Protection

A18 Ultra Slim Aramid Fiber Case

Restoring the Bare-Phone Feel

Restoring the Bare-Phone Feel

Lightweight yet Durable

Lightweight yet Durable

Protect Your Everyday

Protect Your Everyday

CoolHyper, Upgraded for A18

CoolHyper, Upgraded for A18

Keep Your Phone Always Cool

Keep Your Phone Always Cool

Real-Time Temperature Monitoring

Real-Time Temperature Monitoring

Scratch-Resistant Camera Protection

Scratch-Resistant Camera Protection

Raised Protection, Front and Back

Raised Protection, Front and Back

Full Top Coverage. Precise Bottom Cutout.

Full Top Coverage. Precise Bottom Cutout.

Natural Access. Precise Response.

Natural Access. Precise Response.

Ultra-Strong MagSafe

Ultra-Strong MagSafe

Aulumu Ecosystem Compatibility

Aulumu Ecosystem Compatibility

Product Specs

Product Specs

FAQs

FAQs