Description
Russell Athletic R21CPM is a unisex CoolCore® half sleeve compression shirt built from 84/16 polyester/elastane Xtreme compression cloth with 92/8 polyester/elastane stretch mesh inserts at the center back and underarms. It combines a crewneck collar, raglan sleeves, a tagless label, and a droptail “R” logo on the center chest. The fabric includes Coolcore® technology, moisture-wicking performance, UPF 50+ protection, and four-way stretch for increased mobility.
Features
- Unisex half sleeve compression shirt, exact model R21CPM
- 84/16 polyester/elastane Xtreme compression cloth
- 92/8 polyester/elastane stretch mesh inserts at center back and underarm
- Coolcore® technology with moisture-wicking performance
- UPF 50+ protection
- Four-way stretch fabric
- Crewneck collar and raglan sleeves
- Tagless label
- Droptail “R” logo on center chest
Questions & Answers
Q: What areas use mesh instead of the main compression cloth?
A: The center back and underarm panels use 92/8 polyester/elastane stretch mesh inserts.
Q: What should I check for sizing or fit reference?
A: This is a unisex compression shirt, so comparing the listed measurements and the half-sleeve length to a shirt you already own can help confirm the fit you want.
Q: What protection and fabric features are listed?
A: The shirt is described with Coolcore® technology, moisture-wicking performance, UPF 50+ protection, and four-way stretch fabric.



































































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