Keeping drinks cold for hours makes this a solid pick for anyone who's tired of ice melting by lunchtime, and at $21.06 it's about $10 off the $30.99 list price. Buy Now at Amazon
- 100% leak-proof retracting straw technology
- Keeps drinks cold for 24 hours
- Fits in most standard cup holders
- Top-rack dishwasher safe for easy cleaning
- BPA-free construction
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Expires 9/28/2026
Published 57 min ago
Anyone navigating loss but skeptical of woo-woo spirituality books might appreciate this one, since it approaches grief and afterlife questions from a science-minded angle rather than pure faith. It's $3 off the $20 list price at Amazon. Buy Now at Amazon
- Explores grief and healing through a science-skeptic perspective
- Investigates anecdotal and research-based evidence regarding the afterlife
- Combines personal narrative with scientific inquiry and skepticism
- Analyzes experiences of loss using critical thinking frameworks
- Examines spiritual phenomena through an evidence-based lens
For golfers looking to fix a shaky putting stroke, this guide pushes a look-at-the-target method instead of staring down at the ball, and it's about a dollar off the usual $10 price on Amazon. Buy Now at Amazon
- Focuses on instinctive, non-mechanical putting techniques
- Emphasizes visual fixation on target rather than ball
- Addresses mental barriers and performance anxiety
- Provides drills for subconscious stroke development
- Written by golf instructor Peter Kostis
Anyone studying RF circuit design or working in wireless communications will find this a solid technical reference, covering the core systems used in modern transceivers. At $63, it's $57 (47%) off the $120 list price. Buy Now at Amazon
- Covers analysis and design of RF integrated circuits and systems
- Addresses wireless communication architectures and signal processing techniques
- Explores CMOS and SiGe technologies for high-frequency applications
- Details transceiver design including LNAs, mixers, and power amplifiers
- Includes analysis of noise, linearity, and power consumption metrics
This one's aimed at architects and senior engineers who need to think past the codebase to business viability and product lifecycle, not just technical design patterns. At $12.57, that's about 78% off the $57.99 list price. Buy Now at Amazon
- Focuses on beyond-code aspects of software architecture
- Addresses creation and sustainability of software solutions
- Provides strategies for long-term software success
- Emphasizes architectural decision-making processes
- Guides readers in building winning software products
Kids who lose bottles at school will benefit from the leak-proof, easy-grip design, and the insulation keeps drinks cold for hours without adding much weight to a backpack. At $13.48, that's $4.51 (25%) off the $17.99 list price. Buy Now at Amazon
- Durable 18/8 stainless steel construction
- Keeps beverages cold for 14+ hours
- Dishwasher-safe lid and straw
- Integrated carry loop for portability
- Fits standard car cup holders
Handy for anyone batch-cooking lunches for the week, these stack easily in the fridge and go straight into the microwave when it's time to eat. At $27.70, that's $5.29 (16%) off the $32.99 list price. Buy Now at Amazon
- 5-pack 3.7 cup BPA-free plastic containers
- Stain and odor resistant premium plastic
- Leak-proof airtight locking lids
- Dishwasher, freezer, and microwave safe components
- Protective silicone boot prevents chips and breaks
For anyone tired of juggling a separate straw and cap, the Pop & Fill's built-in lid design keeps both attached and ready to go without extra parts to lose. At $23.39, it's $2.60 off the $25.99 list price. Buy Now at Amazon
- Quick-fill pop-open lid
- Dual sip and chug lid functionality
- 100% leak-proof locking mechanism
- Dishwasher safe components
- Travel-friendly integrated carry loop
Meal preppers who like grab-and-go portions will appreciate that these containers nest together for compact storage when not in use, and at $14.98, that's $5 off the $19.99 list price. Buy Now at Amazon
- 5-pack 4.5 cup airtight meal prep containers
- Leak-proof snap-on locking lids
- Space-saving nesting storage design
- BPA-free microwave, freezer, and dishwasher safe material
- Vibrant colors for organized meal prep
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Price Analysis
| Discount | Last Deal Price | Current Price | ||
|---|---|---|---|---|
| Amazon | 32% | -- | $21 | Buy Now |
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