This article covers エレコム パソコンケース PCケース 13.3インチ ZEROSHOCK 衝撃吸収 MacBook Air 13 (M1~M3).

Overview

The Elecom ZEROSHOCK ZSB-IBUB02BK is a shock-absorbing inner case designed for 13.3-inch Ultrabooks, with a particular focus on MacBook Air 13 (M1–M3) and MacBook Pro 13/14 models. Its wave-shaped low-rebound urethane padding absorbs impacts effectively while keeping the overall volume minimal. Weighing approximately 840g, it is light enough for daily commuting yet provides substantial protection. The exterior is made of rugged PVC, while the interior features a soft velvet-like material to prevent scratches. A double-zipper design makes access quick and smooth. This three-pack bundle is ideal for households or users who want to keep spare cases in multiple bags.

Connectivity & Compatibility

As a protective sleeve, this product offers no wired connectivity. It is compatible with any 13.3-inch widescreen Ultrabook. The internal compartment fits dimensions up to approximately 340×250×30mm, which covers virtually all 13-inch MacBook models (Air 13 M1/M2/M3, Pro 13, Pro 14) as well as similar-sized Windows ultraportables like the Dell XPS 13, HP Spectre x360, or Lenovo ThinkPad X1 Carbon. Always double-check your laptop’s external dimensions before purchasing to ensure a snug fit.

Product Info

Released around 2023, the ZEROSHOCK ZSB-IBUB02BK is available through Elecom’s online store, major electronics retailers, and . This listing is for a three-pack at approximately ¥5,661 (as of July 2026); single packs are also sold separately. The warranty period is Elecom’s standard one year. No accessories are included—just the three sleeves. In terms of market positioning, this is squarely an entry-to-mid-range product for mobile users who prioritize impact protection without spending a premium. It does not include extra pockets or straps, keeping the design simple and effective.

Best Use Cases

Daily commuters and students：If you carry your laptop in a backpack or tote bag alongside books and other items, the low-rebound foam will protect against bumps and drops. Its slim profile fits easily into most bags without adding bulk. MacBook owners：While not a custom mold, the dimensions are perfectly matched to 13-inch MacBook Air and Pro models. The velvet lining keeps the aluminum chassis free of scratches from daily handling. Households or multi-bag users: with a three-pack, you can keep one sleeve at home, one in your office bag, and one in a travel bag. It’s also great for families sharing similarly-sized laptops. Not ideal for：Users who need an all-in-one laptop bag with compartments for accessories, chargers, or documents. Also not suitable for 15.6-inch or larger notebooks.

Product Disclosure (Amazon)

  • Manufacturer: エレコム(ELECOM)
  • Seller: Amazon.co.jp
  • Fulfilled by: Amazon.co.jp
  • ASIN: B0H8DZWFXL
  • Note: This article covers a manufacturer-made product based on Amazon listing details.