Bum Chums
bum-chums.com
Bum-Chums is a British men's underwear brand offering a range of fitted underwear styles including hipsters, briefs, thongs, jocks, and backless designs, along with swimwear and singlets. The brand emphasizes quality construction and proper fit with collections such as Mesh, Celestial, Classic, and their signature Basik AF line.
Performance Needs Attention
This store scores 47/100 on PageSpeed, which is below the recommended threshold of 50. High layout shift is affecting user experience. Consider optimizing images, reducing JavaScript, and enabling better caching.
Products
92
Collections
36
Pages
10
Blog Posts
8
CommerceRank Score
Overall store health assessment based on 5 key factors
50/100
Top Recommendations
- Critical: PageSpeed below 50 is hurting conversions
- PageSpeed is 10 points below Fashion & Clothing category average (57)
- Fix CLS: Layout shift issues detected - add image dimensions and avoid dynamic content
- Add a reviews platform to build customer trust
PageSpeed Performance Analysis
Mobile performance from Google PageSpeed • 23 Feb 2026
Overall Ranking
#2 / 16375
Faster than 100% of stores
Fashion & Clothing Ranking
#2 / 2989
Top 0% in category
Category Avg Performance
57
-10 below avg
Category Avg LCP
1.9s
Faster than avg
Performance
Accessibility
SEO
Core Web Vitals
0.9s
Largest Contentful Paint
0.320
Cumulative Layout Shift
—
Interaction to Next Paint
Additional Metrics
0.7s
First Contentful Paint
400ms
Time to First Byte
3.5s
Speed Index
Store Audit
Actionable insights compared to 4419 Fashion & Clothing stores
#3 in Fashion & Clothing
Top 0% of stores
89% below average
92 products vs 819 avg
Faster than 100% of Fashion & Clothing stores
PageSpeed score: 47/100
Category Benchmarks
Compared to 4419 stores in Fashion & Clothing
89% below average
avg
61% below average
avg
76% below average
avg
75% below average
avg
Theme & Design
Tech Stack
Platform
shopify
Payment / Finance
Business Profile
Store maturity and operational indicators
Stable
NaN+ year
Since Invalid Date
Top 10% largest catalog
Top 0% by catalog size
low
Basic content (10 pages)
Tech Stack Maturity
Developing stack
Business Sophistication
Emerging
Store Timeline & History
Feb 2026
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About Bum Chums
Bum Chums is a fashion & clothing ecommerce store built on shopify and operating in US. The store currently offers 92 products organized across 36 collections, making it comparable in size for the fashion & clothing category.
Theme and Design
Bum Chums uses the Venture theme from the Shopify Theme Store. This theme choice provides the foundation for their online presence.
Performance Analysis
Based on Google PageSpeed Insights, Bum Chums achieves a performance score of 47/100 on mobile devices. This score indicates significant opportunities for performance optimization, which could improve conversions and search rankings. The store also scores 83/100 for accessibility and 100/100 for SEO optimization.
Tech Stack
Beyond the core Shopify platform, Bum Chums has not implemented a third-party review platform and offers PayPal for payment flexibility.
Competitive Positioning
Within the Fashion & Clothing category, Bum Chums ranks #3 out of 4419 stores we track. This places them in the top 0% of fashion & clothing stores by product catalog size.
Last scanned
Feb 22, 2026
