40 oz Peacock Blue Cruiser Insulated Tumbler with Handle - Keeps

In this review of the 40 oz Peacock Blue Cruiser Insulated Tumbler the bottom line is simple: this is a large, travel-ready cup for anyone who needs all-day hydration and likes a stylish aesthetic. The reviewer found it especially useful for long commutes, outdoor errands, or busy parents who need a dependable container that keeps iced drinks cold for up to 20 hours and hot beverages warm for up to 9 hours. Its collaboration pattern adds a decorative touch while the functional features make it an everyday workhorse.

Key Features

• 40 oz capacity: The generous size lets you carry a full day of hydration without constant refills, which is ideal for long outings or multi-hour work shifts.
• 20-hour cold retention: Insulation keeps iced drinks noticeably cold through a workday or long drive, reducing the need for ice top-ups.
• Comfortable design: Flat sides, a soft-grip handle and a silicone non-slip base make the tumbler easy to hold and stable in most cupholders.
• Dual-function sip lid: The screw-on lid supports sipping directly or using the high-flow Tritan straw, both designed to be spill-resistant for day-to-day use.
• Stylish collaboration print: The Rifle Paper Co. pattern on the Peacock Blue finish offers a decorative, giftable appearance suited for special occasions like Mother's Day.

Who It's For

This tumbler is best for people who want a single large-capacity bottle for commuting, road trips, outdoor activities, or long workdays. Parents, gift shoppers, and anyone who prefers fewer refills will appreciate the 40 oz size and long cold retention.

It may not be the best choice for minimalists who want a compact bottle or for those who need completely leakproof luggage-safe containers; some customers report mixed experiences with leak resistance, so consider a separate sealed flask if maximum leakproofing is essential.

Pros & Cons

Pros

• Keeps drinks cold for extended periods, making it reliable for all-day use.
• Large 40 oz capacity reduces the need to refill during long outings.
• Comfortable handle, flat sides and non-slip base improve grip and stability.
• Attractive Rifle Paper Co. design makes it a thoughtful gift option.

Cons

• Leak resistance receives mixed feedback, so it may not be fully watertight in every circumstance.

Specifications

Brand	Corkcicle
Capacity	40 oz
Cold retention	Up to 20 hours
Hot retention	Up to 9 hours
Lid type	Screw-on lid with high-flow Tritan straw
Design	Peacock Blue Rifle Paper Co. collaboration
Material notes	BPA-free; silicone non-slip base and soft-grip handle

Our Verdict

The 40 oz Peacock Blue Cruiser is a strong choice for anyone who values long cold retention, a large single-fill capacity and a comfortable, cupholder-friendly shape. It pairs practical insulation performance with an attractive design that makes it a good value as a daily tumbler or a gift, provided you accept that leak resistance can vary by use.

Frequently Asked Questions

How long will drinks stay cold?
Cold drinks are rated to stay cold up to 20 hours with proper pre-chill and normal use.

Is the lid leakproof?
The screw-on lid and straw are designed to be spill-resistant, but customer reports on leak resistance are mixed, so it may not be completely leakproof in every situation.

Is it dishwasher safe?
Refer to care instructions from the brand; materials include BPA-free components and Tritan parts that typically benefit from hand washing to preserve finish and seals.