![1girl ahoge alternate_costume bangs bare_shoulders blue_eyes braid breasts clothes_writing cluseller collarbone commentary commission cropped english_commentary english_text eyebrows_visible_through_hair hair_between_eyes hair_ornament hair_ribbon ia_(vocaloid) long_hair mixed-language_commentary open_mouth pink_hair pink_shirt ponytail red_ribbon ribbon shiny shiny_hair shiny_skin shirt sleeveless sleeveless_shirt small_breasts solo sports_bra sweat teeth tied_hair tongue twin_braids v-shaped_eyebrows vocaloid white_background rating:s score:5 post #4214838](/cdn_image/preview/ae/3f/ae3f8434360d406851cb102477e70228.jpg)
A sports bra is basically a tank top with the bottom half cut off. It is intended for wear during vigorous exercise that might cause the breasts to move uncomfortably or excessively, preventing discomfort and potential embarrassment during exercise.
The following tags implicate this tag: blue_sports_bra, red_sports_bra, purple_sports_bra, black_sports_bra, grey_sports_bra, orange_sports_bra, white_sports_bra, brown_sports_bra, yellow_sports_bra, pink_sports_bra, and green_sports_bra (learn more).