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When you sleep soundly, you feel like you can conquer the world. So what if you could do that every night? You can with the Casper mattress, which has been obsessively engineered for outrageous comfort. The mattress, which is the most awarded mattress of the decade, will deliver the sleep you’ve been desperately craving by combining springy, hypoallergenic latex with high-density memory foam. You can even try the Casper mattress for 100 nights and return it for a full refund if you don’t love it. Plus, Cool Material readers can save $50 on the mattress with code CM50. It’s time to get better sleep.

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[Shop]  You don’t need to be an international man of mystery for there to be value in the ability to pick a lock. Whether you have a penchant for forgetting your keys or just want to be there for friends and neighbors, learning to pick locks is a worthwhile skill. But that doesn’t mean you should go practicing on your front door; officers might not like that. Instead, get yourself this Lock Pick Training Kit, which includes a set of tools and a see-through padlock so you can watch what’s happening while you practice. Not only will you come to understand the inner workings of a lock, but you’ll gain the skills necessary to pick one with ease. And don’t worry, there are keys included in case you get frustrated.