Radian® Insulated Stainless Steel

$14 ~~$27.99~~ In stock

Sleek. Strong. Insulated Stainless Steel. The BlenderBottle Radian ® shaker delivers refined style and rock-solid performance. Featuring double-wall vacuum insulation, a center-mounted spout, a detachable carry loop, and BlenderBottle’s most secure seal to date, the revolutionary Radian adds an altogether fresh twist to the shaker cup category.

Double-wall vacuum insulation means shakes stay chilled to the last drop, for up to 24 hours. The stainless steel Radian bottle is extremely durable, resists condensation, and—like all BlenderBottle brand shaker cups—is BPA and phthalate-free.

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Customer Reviews (4.8 / 5 · 17 reviews)

Olivia ★★★★★ Aug 14, 2026

The double-wall vacuum insulation is no joke — my iced coffee stayed frosty through a full afternoon of meetings. That center-mounted spout makes mixing smooth without any awkward drips, and the lid detaches easily for a quick rinse. Solid build, zero complaints.

Evelyn ★★★★★ Aug 12, 2026

The center-mounted spout is such a nice change—it pours cleanly without that awkward tilt, and the double-wall insulation keeps my drink cold for hours. I've been using it daily for a week and the finish still looks flawless, no scratches or dents.

Abigail ★★★★★ Aug 11, 2026

Double-wall vacuum insulation actually keeps my drink cold through a full workout, which is exactly what I needed. The center-mounted spout pours without splashing, and the steel body feels solid but not heavy.