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The New Large Square Frame Sunglasses combine a definitive style with essential sun protection. Featuring 150mm wide acetate frames, they offer more coverage than standard sunglasses, shielding your eyes and the surrounding area from sunlight and glare. The lenses provide 100% UV400 protection, a critical feature that blocks all ultraviolet rays to safeguard your eye health. Available in six carefully curated colourways, including a classic Black Frame with Black and Grey Lenses and a unique Hawksbill Dried Frame, these sunglasses are designed for those who value both function and a strong fashion statement. Their robust construction and timeless square shape make them a reliable accessory for bright days.
This section details the specific materials, dimensions, and protective features that define these sunglasses. We focus on the tangible aspects that contribute to their performance, durability, and distinctive appearance, from the width of the frames to the technology in the lenses.
Understanding how these sunglasses perform in different settings helps illustrate their value. Their design supports both casual everyday use and more deliberate style choices, offering versatility alongside their protective function.
Investing in a pair of sunglasses with these specifications offers advantages beyond immediate use. The benefits relate to eye health, product longevity, and overall cost-per-wear, providing a compelling reason for purchase.


New Large Square Frame Sunglasses: 150mm wide acetate frames with 100% UV400 lenses for complete eye protection in six distinct colourways
£17.98
Sale price
£17.98
Regular price
New Large Square Frame Sunglasses: 150mm Wide Frames with 100% UV400 Lens Protection

Features and Build Quality of Our Square Frame Sunglasses

Acetate Frame Construction and Dimensions
The frames are crafted from acetate, a bio-based plastic derived from cotton and wood pulp. This material is favoured for its strength, flexibility, and rich colour saturation, which is evident in options like the deep Hawksbill Dried and the vibrant Green Frame with Gradient Blue and Yellow lenses. Each frame measures 150mm in width, a specification that places them in the 'large' category, providing a generous field of vision and significant coverage for the wearer. The square shape is precision-cut and polished, resulting in smooth edges and a substantial feel that doesn't compromise on wearing comfort.100% UV400 Lens Protection Technology
The primary technical feature is the 100% UV400 lens protection. This rating certifies that the lenses block 100% of UVA and UVB rays with wavelengths up to 400 nanometres. Unlike cheaper fashion sunglasses with untinted lenses, these lenses are specifically treated or manufactured from materials like polycarbonate to provide this essential health safeguard. The various lens colours, such as Blue, Yellow, and Black & Grey, are applied with this protective layer, ensuring style does not come at the expense of safety. This measurable performance data is crucial for preventing conditions like photokeratitis and long-term retinal damage.Durable Hinge and Frame Integrity
Quality is demonstrated through the construction of the frame hinges and overall integrity. Acetate frames are typically assembled with metal core wires for shape retention and sturdy hinge mechanisms, often using five-barrel construction for smooth movement and longevity. This design prevents the arms from becoming loose or misaligned with regular use. The combination of durable acetate and robust hardware means these sunglasses are built to withstand being taken on and off repeatedly, stored in a bag, or used daily throughout the spring and summer seasons.Practical Applications and Styling

Professional and Leisure Use Cases
For professionals who spend time outdoors, such as event planners, surveyors, or café staff with outdoor seating, the 100% UV400 protection is a non-negotiable health precaution. The large 150mm frames and dark lens options like Black & Grey reduce eye strain from glare reflected off pavements, water, or buildings. The classic square shape projects a confident, composed image suitable for client meetings or networking events in sunny outdoor venues, blending professional appearance with practical necessity.Everyday Comfort and Sensory Experience
In everyday scenarios, like commuting, shopping, or weekend outings, the sensory experience is defined by the physical features. The smooth, polished acetate feels comfortable against the skin at the temples and nose bridge, without the pinching or slipping associated with poorer quality frames. The wide field of view afforded by the large frames and the reduction in harsh brightness, due to the tinted lenses, create a feeling of relaxed visual comfort. Choosing the Yellow lens option with the Orange Frame, for instance, can enhance contrast on overcast days, making details appear sharper and clearer.Versatility in Personal Styling
The six colourways offer significant versatility for personal styling. The Champagne Frame presents a neutral, metallic option that pairs easily with both casual and smart-casual attire. In contrast, the bold Green Frame with its Blue and Yellow gradient lenses makes a distinctive fashion statement. The Hawksbill Dried Frame offers a unique, patterned aesthetic reminiscent of tortoiseshell, suitable for creating a vintage or eclectic look. This range allows the same square frame shape to adapt to minimalist, classic, or more adventurous personal styles.Long-Term Benefits and Value

Value Through Durability and Eye Health
The long-term value is rooted in two areas: durability and preventative health. A well-constructed pair of acetate sunglasses with proper UV protection can last for several years with basic care, unlike cheap, disposable fashion glasses that scratch easily and offer no sun safety. By blocking 100% of UV rays, these sunglasses help prevent cumulative sun damage to the eyes, potentially reducing future risks and associated costs. This makes them a more sensible investment compared to repeatedly buying inexpensive, non-protective pairs.User Satisfaction and Confidence
User satisfaction stems from the confidence of knowing your eyes are protected. This peace of mind is directly linked to the technical specification of 100% UV400 protection. There's also satisfaction in owning a distinctive accessory; the choice of a less common colourway like Hawksbill Dried or Gradient Blue & Yellow provides a sense of individual style. The substantial feel of the 150mm acetate frames on your face reinforces the perception of a quality product that was a considered purchase, not an impulse buy.A Clear Reason to Purchase
Choose these Large Square Frame Sunglasses for a combination of measurable protection and defined style. The 150mm frame width offers more coverage than standard designs, and the guaranteed 100% UV400 protection is a verifiable health benefit. With six colourways available, you can select a pair that truly reflects your personal aesthetic, from understated classics to unique statements. This is a purchase that prioritises long-term eye safety and durable construction, delivering reliable performance season after season.

