N.Y. Comp. Codes R. & Regs. tit. 9, § 7005.7 – Clothing.

(a) All prisoners shall be entitled to wear facility-issued clothing. Facility-issued clothing shall be provided at facility expense and shall include, but is not limited to:
1. (1) For men:
  1. (i) one shirt; and
  2. (ii) one pair of trousers.
2. (2) For women:
  1. (i) one shirt or blouse; and
  2. (ii) one skirt, smock, dress or pair of slacks.
3. (3) For men and women:
  1. (i) two pairs of socks;
  2. (ii) two sets of undergarments;
  3. (iii) one pair of suitable footwear when needed; and
  4. (iv) one sweater, sweatshirt or jacket to be issued during cold weather.
(b) When the facility clothing issue provided women prisoners pursuant to this section does not include slacks, women prisoners shall be permitted to receive slacks from any source, and to wear such slacks within the facility.
(c) Women prisoners shall be permitted to wear brassieres. Women prisoners shall be permitted to receive brassieres from any source, subject to the limitations of section 7025.2(d) of this Title, and to wear such brassieres within the facility.
(d) When weather conditions necessitate additional clothing for prisoners who will be outside the facility, such additional clothing shall be provided such prisoners as needed.
(e) At the discretion of the chief administrative officer, sentenced and/or unsentenced prisoners may be required to wear facility-issued clothing.
(f) Prisoners who are not required to wear facility-issued clothing shall be permitted to wear clothing worn by such prisoners at the time of admission to the facility and clothing received from any other source, subject to the limitations of section 7025.2(d) of this Title.
(g) All prisoner clothing shall be limited to those items that, in the opinion of the chief administrative officer, do not constitute a threat to the safety, security or good order of a facility. Prisoners clothing may be limited to that amount which can be safely stored within a facility. Prisoner clothing may be limited to items that may be easily washed.
(h) Prisoners engaged in work assignments requiring special clothing shall be provided with such clothing at facility expense.