Noise-cancelling headphones have become increasingly popular in recent years as more people work from home or travel frequently. However, many of these headphones can be quite expensive, leaving budget-conscious consumers struggling to find a pair that fits their needs. Fortunately, there are several options for noise-cancelling headphones under $100 that still deliver good sound quality and effective noise cancellation.One option is the Mpow H5 Noise Cancelling Headphones, which retail for around $50. These headphones offer active noise cancellation technology that can reduce up to 90% of ambient noise. They also feature a built-in microphone for taking calls and are designed to be comfortable to wear for extended periods of time.Another popular option is the TaoTronics SoundSurge 60, which retail for around $40. These headphones also feature active noise cancellation technology and deliver good sound quality for the price. They are also lightweight and foldable, making them a great option for travelers.The Anker Soundcore Life Q20 is another option to consider, retailing for around $60. These headphones offer hybrid active noise cancellation technology that can reduce up to 90% of ambient noise. They also feature a comfortable over-ear design and up to 40 hours of battery life.The Sony MDRZX110NC Noise Cancelling Headphones are also a great option for those on a budget, retailing for around $30. While they may not have the same level of noise-cancellation technology as some of the other options, they still deliver good sound quality and are comfortable to wear.Finally, the JLab Audio Studio Wireless Headphones are a solid choice for those who prefer wireless headphones. Retailing for around $30, they offer decent noise isolation and good sound quality for the price. They also feature a long battery life of up to 30 hours.In conclusion, there are several good options for noise-cancelling headphones under $100 that deliver good sound quality and effective noise cancellation. Consumers should consider their needs and preferences when selecting a pair, but can rest assured that there are plenty of budget-friendly options available.