Encyclopedia
Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 Grey Black White Blue EU 40-46 lifestyle
The Nike UNDEFEATED x Air Max 95 OG Big Bubble is a landmark collaboration that brings a fresh, tactical edge to a timeless silhouette. This lifestyle sneaker, in a striking Grey/Black/White/Blue colorway, showcases the iconic layered side panels and the legendary visible Air cushioning. The 'Big Bubble' refers to the oversized Air unit in the heel, a nod to the original 1995 design, offering plush comfort for all-day wear. UNDEFEATED's signature style is evident in the subtle branding and premium material mix, making these sneakers a must-have for collectors and casual wearers alike.





Design & Materials
Color placement on the Grey, Black, White and Blue version follows the original release closely, so the shoe reads correctly from every angle.
Structural overlays on the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 add support where the foot rolls through each step, while lighter panels keep the overall weight low.
The rubber outsole on the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 grips well on dry pavement and holds up acceptably on light wet surfaces.
Comfort & Fit
Around the house or on long walks, the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 keeps fatigue low because the cushioning does not bottom out after a few hours.
The interior lining of the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 is smooth and seamless around the toe box, so sensitive feet stay comfortable.
The midsole of the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 is tuned for everyday lifestyle use - soft enough for long walks, stable enough for a full day of errands.
How to Style It
The lifestyle heritage of the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 means athletic pieces - track jackets, mesh shorts - look intentional rather than costume-like.
The Grey, Black, White and Blue colorway is built to style easily: straight-leg jeans, cargo pants or shorts all sit well over the silhouette.
If you rotate sneakers weekly, the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 slots into a three-shoe rotation without clashing with the rest of your closet.
Everyday Use
The Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 is a strong first replica pick too: the silhouette is iconic, the fit is forgiving, and the Grey, Black, White and Blue colorway matches nearly everything.
Travelers like the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 because it is light in the bag, comfortable for long sightseeing days and versatile enough for dinners out.
As a casual everyday shoe, the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 needs no special care routine - a soft brush and mild soap keep it fresh.
Sizing Guide
Length-wise the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 matches standard EU sizing, and the shape leaves a comfortable thumb width of space at the toes.
The lacing system on the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 lets you fine-tune the midfoot, so a slightly loose fit can be locked down in seconds.
Compared with other lifestyle sneakers, the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 needs no sizing adjustment - order your usual EU size.
Quality, QC Photos & Shipping
Shipping is free and tracked worldwide, and support is available on WhatsApp if you have questions before or after ordering the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002.
The Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 is sized and finished for daily wear, so the glue lines, stitching and alignment are inspected one by one, not spot-checked.
Orders are packed in protective, discreet packaging; the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 arrives with the shoe shape held by inserts, exactly as a retail pair would.
Frequently Asked Questions
How fast is shipping and is it tracked?
Shipping is free and fully tracked worldwide. Most orders are processed quickly after QC confirmation, and the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 is packed in protective inserts so it arrives in perfect shape.
What quality is the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 at BAUNSU SHOES?
It is a 1:1 quality build - the shape, stitching, color placement and materials are matched against the retail pair, and every order ships with detailed QC photos before dispatch so you approve the exact pair you receive.
Is the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 true to size?
Yes. The Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 fits true to size across EU 40-46. If you are between sizes or plan to wear thick socks, take the half size up. The lacing system also lets you adjust midfoot tightness.
If the Nike UNDEFEATED x Air Max 95 OG Big Bubble IB4523-002 fits your rotation, you can find it in the shop alongside the rest of our 1:1 sneaker lineup.