This is a bar grip shirt. I think the grip is quite effective. Instant purchase is OK. Please note that we do not provide size measurements. If you buy it as a set with other items we have for sale, we would like to offer a discount, so please take a look! A7 tank top featuring stripe patterns and graphic print. - Brand: A7 - Size: XL - Material: 95% cotton, 5% lycra - Design: Stripe pattern and graphic print - Features: Logo print on the back Thank you for viewing.